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Safety cutoff valve having bellows controlled trip
US 2,673,707 A
Filed
: 07/05/1949
Issued
: 03/30/1954
Est. Priority Date
: 07/05/1949
Status: Expired due to Term
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Current Assignee
Fred W. Mcrae
Original Assignee
Fred W. Mcrae
Inventors
Mcrae, Fred W.
Application Number
US03/103,137
Time in Patent Office
1,729 Days
Field of Search
US Class Current
251/73
CPC Class Codes
F16K 17/386
the closure members being r...
F16K 17/40
with a fracturing member, e...
Y10T 137/1632
Destructible element
Y10T 137/1797
Heat destructible or fusible
Y10T 137/1819
Safety cut-off
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