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Coupling
US 2,931,668 A
Filed
: 04/30/1956
Issued
: 04/05/1960
Est. Priority Date
: 04/30/1956
Status: Expired due to Term
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Current Assignee
Richard A. Baley
Original Assignee
Richard A. Baley
Inventors
Baley, Richard A.
Application Number
US03/581,399
Time in Patent Office
1,436 Days
Field of Search
US Class Current
137/614.04
CPC Class Codes
F16L 29/04
with a cut-off device in ea...
Y10T 137/87957
Valves actuate each other
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