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Personal equipment for aircraft pilots
US 2,621,875 A
Filed
: 01/24/1950
Issued
: 12/16/1952
Est. Priority Date
: 01/24/1950
Status: Expired due to Term
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Current Assignee
Ralph E. Darling
Original Assignee
Ralph E. Darling
Inventors
Darling, Ralph E.
Application Number
US03/140,171
Time in Patent Office
1,057 Days
Field of Search
US Class Current
244/122.00A
CPC Class Codes
A62B 9/04
Couplings; Supporting frames
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