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Pressure-tight stopcock adapter
US 2,642,258 A
Filed
: 12/15/1948
Issued
: 06/16/1953
Est. Priority Date
: 12/15/1948
Status: Expired due to Term
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Current Assignee
Bertram M. Stone
,
Roger Gilmont
Original Assignee
Bertram M. Stone
,
Roger Gilmont
Inventors
Stone, Bertram M.
,
ROGER GILMONT
Application Number
US03/065,355
Time in Patent Office
1,644 Days
Field of Search
US Class Current
251/181
CPC Class Codes
B01L 3/567
Valves, taps or stop-cocks ...
F16K 5/025
Particular coverings or mat...
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