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http://www.google.sh/patents/US334315?utm_source=gb-gplus-share
Patent US334315 - STOP-VALVE
STOP-VALVE
JAMES WALSH et al
› Overview
Abstract
Drawings
Description
Claims
Patent number
: 334315
Issue date
: 12 Jan 1886
Inventors
:
JAMES WALSH
,
JAMES WALSH
Current U.S. Classification
:
137/382
;
137/625.22
View patent at USPTO
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Referenced by
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Filing date
Issue date
Original Assignee
Title
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Drawings
Drawings
