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http://www.google.com.au/patents/US2498366?utm_source=gb-gplus-share
Patent US2498366 - AUTOMATIC GAUGE VALVE
AUTOMATIC GAUGE VALVE
Edward M. Greer et al
› Overview
Abstract
Drawings
Description
Claims
Patent number
: 2498366
Filing date
: 10 Jan 1946
Issue date
: 21 Feb 1950
Inventors
:
Edward M. Greer
,
Edward M. Greer
Current U.S. Classification
:
137/490
;
73/707
;
251/28
;
251/38
View patent at USPTO
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Referenced by
Citing Patent
Filing date
Issue date
Original Assignee
Title
US4790821
24 Aug 1987
13 Dec 1988
Vance Products Incorporated
Pressure gauge and system
Drawings
Drawings
