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http://www.google.ca/patents/US2518523?utm_source=gb-gplus-share
Patent US2518523 - POWDER SPRM-ER
POWDER SPRM-ER
Joseph "W. Cimbura et al
› Overview
Abstract
Drawings
Description
Claims
Patent number
: 2518523
Filing date
: 2 Apr 1945
Issue date
: 15 Aug 1950
Inventors
:
Joseph "W. Cimbura
,
Joseph "W. Cimbura
Current U.S. Classification
:
222/634
;
222/325
View patent at USPTO
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Referenced by
Citing Patent
Filing date
Issue date
Original Assignee
Title
US4620847
6 May 1984
4 Nov 1986
Vsesojuzny Nauchno-Issledovatelsky Institut Meditsinskikh Polimerov
Device for administering powdered substances
US4645487
5 Jun 1984
24 Feb 1987
Vsesojuzny Nauchno-Issledovatelsky Institut Meditsinskikh Polimerov
Device for administering powdered substances
Drawings
Drawings
