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Valve device
US 2,830,523 A
Filed
: 11/21/1955
Issued
: 04/15/1958
Est. Priority Date
: 11/21/1955
Status: Expired due to Term
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48 Citations
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Current Assignee
Joseph G. Vehige
Original Assignee
Joseph G. Vehige
Inventors
Vehige, Joseph G.
Application Number
US03/548,288
Time in Patent Office
876 Days
Field of Search
US Class Current
454/323
CPC Class Codes
B64D 13/00
Arrangements or adaptations...
B64D 2013/003
Cabin ventilation nozzles
F16K 1/02
with screw-spindle F16K1/12...
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