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Valve for self-contained inflatable articles
US 2,698,028 A
Filed
: 07/14/1949
Issued
: 12/28/1954
Est. Priority Date
: 07/14/1949
Status: Expired due to Term
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28
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Current Assignee
Ross W. Vollmar
,
Samuel W. Lee
Original Assignee
Ross W. Vollmar
,
Samuel W. Lee
Inventors
Lee, Samuel W.
,
Vollmar, Ross W.
Application Number
US03/104,694
Time in Patent Office
1,993 Days
Field of Search
US Class Current
137/539
CPC Class Codes
F16K 15/20
specially designed for infl...
Y10T 137/7927
Ball valves
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