US1484348A - Machine-switching telephone system - Google Patents

Machine-switching telephone system Download PDF

Info

Publication number: US1484348A
Authority: US; United States
Prior art keywords: telephone system; switching telephone; machine; sheets; aldendorff
Prior art date: 1914-12-17
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.): Expired - Lifetime

Application number

US877781A

Inventor

Aldendorff Fritz

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.)

Individual

Original Assignee

Individual

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.)

1914-12-17

Filing date

1914-12-17

Publication date

1924-02-19

Priority to DEG42317D priority Critical patent/DE355852C/en

1914-12-17 Application filed by Individual filed Critical Individual

1914-12-17 Priority to US877781A priority patent/US1484348A/en

1924-02-19 Application granted granted Critical

1924-02-19 Publication of US1484348A publication Critical patent/US1484348A/en

1941-02-19 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements

Description

eh. 19 1924s F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet 1 3/ Ill 55 III Feb, 19 1924; 8434 v F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet 2 eh. 19, 1924. 1,484,34 F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet 5 F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Feb. 19 1924.,

21 Sheets-Sheet 4 Filed Dec- 1'7, 1914 000 D\ t a 8 000 o otbumw m ow 09 boos QR 05 on 09 DN Feb. 19 1924. 1,484,348

' F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet 5 F. ALDENDORFF 4 MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet 6 z 272 0 o o o 2 9 I20 44/ Z2 //5 8/ L la/ I 7 0 Feb. 19, 1924, 1,444,448

F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet '7 Fig.7.

Feb. 19 1924. M84548 F. ALDEN DORFF MACHINE SWITCHING TELEPHONE SYSTEM 21 Sheets-Sheet 8 Filed Dec. 17, 1914 Feb. 19 1924.

F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet 9 ODOOOOO Feb. 19, 1924. 4,484,348

F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet 10 lggqoOOOo /87 K 240 24/ Feb. 19, 1924. 1,484,348

F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet 11 QL O Feb. 19, 1924. 3,84 4

F. ALDENDORFF' MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet 12 Fill.

Feb. 19 1924. 1,484,348

F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 2 Sheets-Shet 15 Feb. 19 1924.

.F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM 17 1914 21 Sheets-Sheet 14 Filed Dec.

mm MR Feb. 19,1924. 1,4s4,34s*

F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet 15 Feb. 19 1924. 1,484,348

F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed DGC. 17, 1914' 21 Sheets-Sheet 1e Feb. 19 1924, 1,484,348

F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 1"? 1914 21 Sheets-Sheet 1'7 y er 1/2 //3 I04 I05 Feb. 19 1924.

F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet 18 F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Feb. 1 1924.

Filed Dec. 17, 1914 21 Sheets-Sheet 19 Vszmw i-gt18 Feb. 19 1924.

1- 1,484,348 F. ALDENDORFF MACHINE SWITCHING TELEPHONE SYSTEM Filed Dec. 17, 1914 21 Sheets-Sheet 20 7 SFJE an; w n 1 @1111 i L. AM azr

US877781A 1914-12-17 1914-12-17 Machine-switching telephone system Expired - Lifetime US1484348A (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
DEG42317D DE355852C (en)	1914-12-17		Arrangement for automatically or semi-automatically operated telephone systems
US877781A US1484348A (en)	1914-12-17	1914-12-17	Machine-switching telephone system

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US877781A US1484348A (en)	1914-12-17	1914-12-17	Machine-switching telephone system

Publications (1)

Publication Number	Publication Date
US1484348A true US1484348A (en)	1924-02-19

Family

ID=25370705

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
US877781A Expired - Lifetime US1484348A (en)	1914-12-17	1914-12-17	Machine-switching telephone system

Country Status (1)

Country	Link
US (1)	US1484348A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20080081896A1 (en) *	2006-09-28	2008-04-03	Helmut-Werner Heuer	(Co)polycarbonates having improved adhesion to metals

1914
- 1914-12-17 US US877781A patent/US1484348A/en not_active Expired - Lifetime

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20080081896A1 (en) *	2006-09-28	2008-04-03	Helmut-Werner Heuer	(Co)polycarbonates having improved adhesion to metals

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