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http://www.google.com.au/patents/US1770634?utm_source=gb-gplus-share
Patent US1770634 - SYRINGE
SYRINGE
ARTHUR E. SMITH et al
› Overview
Abstract
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Description
Claims
Patent number
: 1770634
Filing date
: 26 Sep 1928
Issue date
: 15 Jul 1930
Inventors
:
ARTHUR E. SMITH
,
ARTHUR E. SMITH
Current U.S. Classification
:
604/234
View patent at USPTO
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Referenced by
Citing Patent
Filing date
Issue date
Original Assignee
Title
US4919657
14 Nov 1988
24 Apr 1990
Habley Medical Technology Corporation
Dental syringe having a medication filled carpule and a retractable needle cannula
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Drawings
Drawings
