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DOUBLE DISCONNECT DEVICE
US 3,550,626 A
Filed
: 05/09/1968
Issued
: 12/29/1970
Est. Priority Date
: 05/09/1968
Status: Expired due to Term
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Current Assignee
John L. Cadley
,
Norman B. Foster
,
Robert A. Daniels
,
Robert P. Yeomans
Original Assignee
John L. Cadley
,
Norman B. Foster
,
Robert A. Daniels
,
Robert P. Yeomans
Inventors
Daniels, Robert A.
,
Foster, Norman B.
,
Yeomans, Robert P.
,
Cadley, John L.
Application Number
US04/727,955
Time in Patent Office
964 Days
Field of Search
US Class Current
137/614.03
CPC Class Codes
F16L 37/23
by means of balls
F16L 37/367
with two gate valves or sli...
Y10T 137/87949
Linear motion of flow path ...
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