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Gate valve
US 2,819,034 A
Filed
: 06/03/1955
Issued
: 01/07/1958
Est. Priority Date
: 06/03/1955
Status: Expired due to Term
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Current Assignee
Oscar C. Holderer
Original Assignee
Oscar C. Holderer
Inventors
Holderer, Oscar C.
Application Number
US03/513,173
Time in Patent Office
949 Days
Field of Search
US Class Current
251/29
CPC Class Codes
F16K 39/04
for sliding valves
G01M 9/04
Details
Y10T 137/6198
Non-valving motion of the v...
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