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Airfoil structure and assembly
US 2,961,053 A
Filed
: 01/07/1953
Issued
: 11/22/1960
Est. Priority Date
: 01/07/1953
Status: Expired due to Term
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Current Assignee
Prewitt, Richard H.
,
Thomas H. Purcell Jr
Original Assignee
Prewitt, Richard H.
,
Thomas H. Purcell Jr
Inventors
Prewitt, Richard H.
,
Purcell, Thomas H. Jr.
Application Number
US03/330,126
Time in Patent Office
2,876 Days
Field of Search
US Class Current
416/226
CPC Class Codes
B64C 3/26
Construction, shape, or att...
Y10T 156/103
Encasing or enveloping the ...
Y10T 156/1044
of parallel stacked sheets ...
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