EP0605386A3 - Ink guide assembly and ink-tank for a dot matrix printer head. - Google Patents

Ink guide assembly and ink-tank for a dot matrix printer head. Download PDF

Info

Publication number: EP0605386A3
Authority: EP; European Patent Office
Prior art keywords: ink; tank; dot matrix; guide assembly; printer head
Prior art date: 1984-05-22
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP19940101081

Other versions

EP0605386B1 (en

EP0605386A2 (en

Inventor

Takashi C O Seiko Epson Suzuki

Yoshinori C O Seiko E Miyazawa

Masanao C O Seiko Ep Matsuzawa

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Seiko Epson Corp

Original Assignee

Seiko Epson Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1984-05-22

Filing date

1984-10-09

Publication date

1994-07-27

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26443529&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0605386(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1984-05-22 Priority claimed from JP10284184A external-priority patent/JPS60245560A/en

1984-05-22 Priority claimed from JP59102843A external-priority patent/JP2563769B2/en

1984-10-09 Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp

1984-10-09 Priority claimed from EP84306887A external-priority patent/EP0139508B1/en

1994-07-06 Publication of EP0605386A2 publication Critical patent/EP0605386A2/en

1994-07-27 Publication of EP0605386A3 publication Critical patent/EP0605386A3/en

2001-03-14 Application granted granted Critical

2001-03-14 Publication of EP0605386B1 publication Critical patent/EP0605386B1/en

2004-10-09 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17503—Ink cartridges
- B41J2/17513—Inner structure
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
- B41J2/23—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material using print wires
- B41J2/235—Print head assemblies
- B41J2/25—Print wires
- B41J2/255—Arrangement of the print ends of the wires
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
- B41J2/23—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material using print wires
- B41J2/305—Ink supply apparatus

EP94101081A 1984-05-22 1984-10-09 Ink tank Expired - Lifetime EP0605386B1 (en)

Applications Claiming Priority (8)

Application Number	Priority Date	Filing Date	Title
JP102841/84		1984-05-22
JP10284184A JPS60245560A (en)	1984-05-22	1984-05-22	Ink tank for ink-type wire dot printer
JP10284184		1984-05-22
JP10284384		1984-05-22
JP59102843A JP2563769B2 (en)	1984-05-22	1984-05-22	Printer ink tank
JP102843/84		1984-05-22
EP90201873A EP0406982B1 (en)	1984-05-22	1984-10-09	Method of impregnating ink absorbing means
EP84306887A EP0139508B1 (en)	1983-10-13	1984-10-09	Wire dot matrix printer head

Related Parent Applications (2)

Application Number	Title	Priority Date	Filing Date
EP90201873A Division EP0406982B1 (en)	1984-05-22	1984-10-09	Method of impregnating ink absorbing means
EP90201873.8 Division		1990-07-10

Publications (3)

Publication Number	Publication Date
EP0605386A2 EP0605386A2 (en)	1994-07-06
EP0605386A3 true EP0605386A3 (en)	1994-07-27
EP0605386B1 EP0605386B1 (en)	2001-03-14

Family

ID=26443529

Family Applications (10)

Application Number	Title	Priority Date	Filing Date
EP94101083A Expired - Lifetime EP0605388B1 (en)	1984-05-22	1984-10-09	Ink tank
EP94101088A Expired - Lifetime EP0615848B1 (en)	1984-05-22	1984-10-09	Ink tank
EP90201876A Expired - Lifetime EP0398453B1 (en)	1984-05-22	1984-10-09	Ink supply tank for a wire dot matrix printer head
EP90201873A Expired - Lifetime EP0406982B1 (en)	1984-05-22	1984-10-09	Method of impregnating ink absorbing means
EP94101081A Expired - Lifetime EP0605386B1 (en)	1984-05-22	1984-10-09	Ink tank
EP94101082A Revoked EP0605387B1 (en)	1984-05-22	1984-10-09	Method for impregnating ink absorbing means in an ink tank
EP94101089A Expired - Lifetime EP0605389B1 (en)	1984-05-22	1984-10-09	Ink tank
EP94101074A Revoked EP0614761B1 (en)	1984-05-22	1984-10-09	Ink tank
EP90201874A Expired - Lifetime EP0406983B1 (en)	1984-05-22	1984-10-09	Ink supply tank for a wire dot matrix printer head
EP96115079A Withdrawn EP0749839A3 (en)	1984-05-22	1984-10-09	Ink tank

Family Applications Before (4)

Application Number	Title	Priority Date	Filing Date
EP94101083A Expired - Lifetime EP0605388B1 (en)	1984-05-22	1984-10-09	Ink tank
EP94101088A Expired - Lifetime EP0615848B1 (en)	1984-05-22	1984-10-09	Ink tank
EP90201876A Expired - Lifetime EP0398453B1 (en)	1984-05-22	1984-10-09	Ink supply tank for a wire dot matrix printer head
EP90201873A Expired - Lifetime EP0406982B1 (en)	1984-05-22	1984-10-09	Method of impregnating ink absorbing means

Family Applications After (5)

Application Number	Title	Priority Date	Filing Date
EP94101082A Revoked EP0605387B1 (en)	1984-05-22	1984-10-09	Method for impregnating ink absorbing means in an ink tank
EP94101089A Expired - Lifetime EP0605389B1 (en)	1984-05-22	1984-10-09	Ink tank
EP94101074A Revoked EP0614761B1 (en)	1984-05-22	1984-10-09	Ink tank
EP90201874A Expired - Lifetime EP0406983B1 (en)	1984-05-22	1984-10-09	Ink supply tank for a wire dot matrix printer head
EP96115079A Withdrawn EP0749839A3 (en)	1984-05-22	1984-10-09	Ink tank

Country Status (4)

Country	Link
EP (10)	EP0605388B1 (en)
DE (9)	DE3486337T2 (en)
HK (3)	HK73495A (en)
SG (7)	SG54266A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3582592B2 (en)	2001-04-03	2004-10-27	セイコーエプソン株式会社	Ink cartridge and inkjet recording device
CN1657294A (en) *	1992-07-24	2005-08-24	佳能株式会社	Replaceable processing cartridge for bubble jet printer
CA2290700C (en)	1992-07-24	2004-08-31	Canon Kabushiki Kaisha	Ink container, ink and ink jet recording apparatus using ink container
US6332675B1 (en)	1992-07-24	2001-12-25	Canon Kabushiki Kaisha	Ink container, ink and ink jet recording apparatus using ink container
ATE313434T1 (en) †	2002-11-26	2006-01-15	Seiko Epson Corp	INK CARTRIDGE AND IMAGE RECORDING DEVICE

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2546835A1 (en) *	1975-10-18	1977-04-28	Philips Patentverwaltung	Printing unit with longitudinally movable printing wires - has wires wetted with ink directly by capillary action from supply container
US4279519A (en) *	1979-06-01	1981-07-21	Centronics Data Computer Corp.	Dot matrix printing device employing novel image transfer technique for printing on single ply or multiple ply print receiving media
EP0042293A2 (en) *	1980-06-17	1981-12-23	Seiko Epson Corporation	A wire dot printer
US4400102A (en) *	1973-01-05	1983-08-23	Centronics Data Computer Corp.	Multi-color print head
EP0139508A2 (en) *	1983-10-13	1985-05-02	Seiko Epson Corporation	Wire dot matrix printer head
JPS60192672A (en) *	1984-03-14	1985-10-01	Janome Sewing Mach Co Ltd	Ink-impregnated platen for printer

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3491685A (en) *	1967-05-24	1970-01-27	Pitney Bowes Inc	Rotatable ink storage and metering cartridge
US3863686A (en) *	1972-10-16	1975-02-04	V Mark Automation Ltd	Apparatus and process for article filling under reduced pressure
FR2229320A5 (en) *	1973-05-09	1974-12-06	Meci Materiel Elect Contr	Continuous inking device for pen recorders - has reservoir containing cellular material to contain ink
US4095237A (en) *	1974-12-26	1978-06-13	Aktiebolaget Electrolux	Ink jet printing head
DE2704735C2 (en) *	1977-02-04	1982-08-05	Siemens AG, 1000 Berlin und 8000 München	Leak-proof ink reservoir
JPS55150372A (en) *	1979-05-11	1980-11-22	Seiko Epson Corp	Printer
GB2063175B (en) *	1979-11-06	1984-02-15	Shinshu Seiki Kk	Ink jet printer
EP0041777B1 (en) *	1980-06-06	1985-07-31	Epson Corporation	Ink supply system for a printer
JPS57100088A (en) *	1980-12-15	1982-06-22	Seiko Epson Corp	Ink jet type printer
IT1145242B (en) *	1981-12-23	1986-11-05	Olivetti & Co Spa	INK JET PRINT HEAD AND RELATED SERIAL PRINTER
DE3207074A1 (en) *	1982-02-26	1983-09-15	Siemens AG, 1000 Berlin und 8000 München	WRITING ELEMENT WITH PIEZO DRIVE FOR REGISTRATION AND RECORDING DEVICES
JPS58194550A (en) *	1982-05-10	1983-11-12	Canon Inc	Ink cassette for multicolor ink jet printer
US4437104A (en) *	1982-05-10	1984-03-13	Advanced Color Technology, Inc.	Ink disposal system for ink jet printer
US4511906A (en) *	1982-10-13	1985-04-16	Sharp Kabushiki Kaisha	Ink liquid reservoir in an ink jet system printer

1984
- 1984-10-09 EP EP94101083A patent/EP0605388B1/en not_active Expired - Lifetime
- 1984-10-09 DE DE3486337T patent/DE3486337T2/en not_active Expired - Lifetime
- 1984-10-09 EP EP94101088A patent/EP0615848B1/en not_active Expired - Lifetime
- 1984-10-09 SG SG1996006751A patent/SG54266A1/en unknown
- 1984-10-09 SG SG1996006312A patent/SG52578A1/en unknown
- 1984-10-09 DE DE3486334T patent/DE3486334C5/en not_active Expired - Lifetime
- 1984-10-09 DE DE3486481T patent/DE3486481T2/en not_active Revoked
- 1984-10-09 SG SG1995907218A patent/SG26412G/en unknown
- 1984-10-09 EP EP90201876A patent/EP0398453B1/en not_active Expired - Lifetime
- 1984-10-09 DE DE3486487T patent/DE3486487T2/en not_active Expired - Lifetime
- 1984-10-09 EP EP90201873A patent/EP0406982B1/en not_active Expired - Lifetime
- 1984-10-09 EP EP94101081A patent/EP0605386B1/en not_active Expired - Lifetime
- 1984-10-09 DE DE3486480T patent/DE3486480T2/en not_active Expired - Lifetime
- 1984-10-09 SG SG1996006337A patent/SG46589A1/en unknown
- 1984-10-09 DE DE3486482T patent/DE3486482T2/en not_active Expired - Lifetime
- 1984-10-09 DE DE3486483T patent/DE3486483T2/en not_active Expired - Lifetime
- 1984-10-09 EP EP94101082A patent/EP0605387B1/en not_active Revoked
- 1984-10-09 SG SG1995906848A patent/SG26404G/en unknown
- 1984-10-09 SG SG1995906830A patent/SG26403G/en unknown
- 1984-10-09 EP EP94101089A patent/EP0605389B1/en not_active Expired - Lifetime
- 1984-10-09 EP EP94101074A patent/EP0614761B1/en not_active Revoked
- 1984-10-09 EP EP90201874A patent/EP0406983B1/en not_active Expired - Lifetime
- 1984-10-09 SG SG1996006357A patent/SG64344A1/en unknown
- 1984-10-09 DE DE3486335T patent/DE3486335T2/en not_active Expired - Lifetime
- 1984-10-09 DE DE3486485T patent/DE3486485T2/en not_active Expired - Lifetime
- 1984-10-09 EP EP96115079A patent/EP0749839A3/en not_active Withdrawn
1995
- 1995-05-11 HK HK73495A patent/HK73495A/en not_active IP Right Cessation
- 1995-05-11 HK HK73295A patent/HK73295A/en not_active IP Right Cessation
- 1995-05-11 HK HK73395A patent/HK73395A/en not_active IP Right Cessation

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4400102A (en) *	1973-01-05	1983-08-23	Centronics Data Computer Corp.	Multi-color print head
DE2546835A1 (en) *	1975-10-18	1977-04-28	Philips Patentverwaltung	Printing unit with longitudinally movable printing wires - has wires wetted with ink directly by capillary action from supply container
US4279519A (en) *	1979-06-01	1981-07-21	Centronics Data Computer Corp.	Dot matrix printing device employing novel image transfer technique for printing on single ply or multiple ply print receiving media
EP0042293A2 (en) *	1980-06-17	1981-12-23	Seiko Epson Corporation	A wire dot printer
EP0139508A2 (en) *	1983-10-13	1985-05-02	Seiko Epson Corporation	Wire dot matrix printer head
JPS60192672A (en) *	1984-03-14	1985-10-01	Janome Sewing Mach Co Ltd	Ink-impregnated platen for printer

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 10, no. 40 (M - 454)<2097> 18 February 1986 (1986-02-18) *

Also Published As

Publication number	Publication date
DE3486485T2 (en)	2001-11-08
EP0615848A1 (en)	1994-09-21
EP0605388B1 (en)	2001-03-14
SG46589A1 (en)	1998-02-20
EP0406982A2 (en)	1991-01-09
EP0398453A3 (en)	1990-12-19
EP0605389B1 (en)	2001-03-14
DE3486480D1 (en)	2001-04-19
DE3486335T2 (en)	1995-02-16
SG26403G (en)	1995-09-01
EP0605387A3 (en)	1994-08-03
EP0605389A2 (en)	1994-07-06
DE3486487D1 (en)	2001-04-19
EP0615848B1 (en)	2001-03-14
HK73495A (en)	1995-05-19
EP0605387A2 (en)	1994-07-06
EP0406982A3 (en)	1991-01-16
DE3486334D1 (en)	1994-09-15
HK73295A (en)	1995-05-19
DE3486487T2 (en)	2001-11-08
SG64344A1 (en)	1999-04-27
DE3486334T2 (en)	1995-02-16
EP0406983A2 (en)	1991-01-09
EP0406983B1 (en)	1994-08-10
EP0406983A3 (en)	1991-01-16
DE3486482T2 (en)	2001-11-08
DE3486482D1 (en)	2001-04-19
EP0605388A2 (en)	1994-07-06
DE3486335D1 (en)	1994-09-15
EP0605387B1 (en)	2001-03-14
DE3486483D1 (en)	2001-04-19
EP0614761A1 (en)	1994-09-14
EP0605386B1 (en)	2001-03-14
SG54266A1 (en)	1998-11-16
DE3486481T2 (en)	2001-11-08
EP0605388A3 (en)	1994-07-27
EP0614761B1 (en)	2001-03-14
EP0749839A2 (en)	1996-12-27
SG26412G (en)	1995-09-01
DE3486334C5 (en)	2006-01-26
DE3486337D1 (en)	1994-09-22
DE3486481D1 (en)	2001-04-19
DE3486485D1 (en)	2001-04-19
DE3486483T2 (en)	2001-11-08
EP0605389A3 (en)	1994-07-27
SG52578A1 (en)	1998-09-28
DE3486337T2 (en)	1995-02-16
SG26404G (en)	1995-09-01
DE3486480T2 (en)	2001-11-08
EP0605386A2 (en)	1994-07-06
EP0398453A2 (en)	1990-11-22
EP0398453B1 (en)	1994-08-17
EP0406982B1 (en)	1994-08-10
HK73395A (en)	1995-05-19
EP0749839A3 (en)	1997-03-26

Legal Events

Date	Code	Title	Description
1994-05-20	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1994-06-03	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1994-07-06	17P	Request for examination filed	Effective date: 19940125
1994-07-06	AC	Divisional application: reference to earlier application	Ref document number: 406982 Country of ref document: EP
1994-07-06	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR GB IT NL
1994-07-20	RHK1	Main classification (correction)	Ipc: B41J 3/12
1994-07-27	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB IT NL
1996-03-13	17Q	First examination report despatched	Effective date: 19960124
2000-07-14	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
2000-08-09	RIC1	Information provided on ipc code assigned before grant	Free format text: 7B 41J 2/255 A, 7B 41J 2/305 B, 7B 41J 2/175 B
2000-08-09	RTI1	Title (correction)	Free format text: INK TANK
2000-11-10	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
2000-11-10	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
2000-12-07	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
2001-01-26	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
2001-03-14	AC	Divisional application: reference to earlier application	Ref document number: 406982 Country of ref document: EP Ref document number: 139508 Country of ref document: EP
2001-03-14	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR GB IT NL
2001-03-20	ITF	It: translation for a ep patent filed	Owner name: BUZZI, NOTARO&ANTONIELLI D'OULX
2001-04-19	REF	Corresponds to:	Ref document number: 3486480 Country of ref document: DE Date of ref document: 20010419
2001-04-27	ET	Fr: translation filed
2002-01-01	REG	Reference to a national code	Ref country code: GB Ref legal event code: IF02
2002-01-18	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
2002-01-18	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
2002-03-06	26N	No opposition filed
2003-10-03	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20031003 Year of fee payment: 20
2003-10-08	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: NL Payment date: 20031008 Year of fee payment: 20 Ref country code: GB Payment date: 20031008 Year of fee payment: 20
2003-10-16	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20031016 Year of fee payment: 20
2004-10-08	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION Effective date: 20041008
2004-10-09	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: NL Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION Effective date: 20041009
2004-11-03	REG	Reference to a national code	Ref country code: GB Ref legal event code: PE20
2004-12-01	NLV7	Nl: ceased due to reaching the maximum lifetime of a patent	Effective date: 20041009

Publication	Publication Date	Title
DE3664883D1 (en)	1989-09-14	Print head for continuous ink jet printer
EP0206452A3 (en)	1988-01-13	Print head for ink jet printer
EP0255867A3 (en)	1989-07-26	Ink jet printer with an exchangeable print head
DE3467329D1 (en)	1987-12-17	Ink jet printing head
DE3573391D1 (en)	1989-11-09	Print head for an ink jet printer
JPS5724264A (en)	1982-02-08	Recording head for ink jet type matrix printer
EP0605388A3 (en)	1994-07-27	Ink guide assembly and ink-tank for a dot matrix printer head.
GB2252752B (en)	1994-08-10	Print head for a dot matrix printer
EP0606101A3 (en)	1994-07-27	Ink guide assembly and ink tank for a dot matrix printer head.
GB2164001B (en)	1988-10-26	Printing head for a dot line printer
EP0296637A3 (en)	1989-07-19	Printing end for a matrix print head
DE3662353D1 (en)	1989-04-20	Print head for a matrix printer, in particular for a serial matrix printer
GB2221195B (en)	1992-08-05	Print head for dot matrix printers
SG26413G (en)	1995-09-01	A printing head for an impact dot printer
GB2157621B (en)	1987-12-16	Dot matrix print head
EP0281240A3 (en)	1990-02-28	Dot matrix print head assembly
GB2241924B (en)	1994-04-27	Print head for a dot matrix printer
HK82695A (en)	1995-06-01	Dot matrix printer having an impact dot printing head
DE3567600D1 (en)	1989-02-23	A print head actuator for an ink jet printer
SG63593A1 (en)	1999-03-30	Dot matrix printer head
DE3279708D1 (en)	1989-06-29	Ink jet dot printing head
DE3567831D1 (en)	1989-03-02	Ink dot printer
EP0185652A3 (en)	1986-10-01	Ink jet dot printing head