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Patents > Inventor country: US & Tech fields : rotary wings or None

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Office:
Inventor country: (Click arrow to add another value)
Inventor location:
None (1235) · Chicago (7) · Pennsylvania (5) · Baltimore (4) · Cincinnati (3) · Vermont (3) · Texas (3) · St. Louis (3) · Michigan (3) · Hamilton county, OH (3) · New York (3)
Applicant is inventor:
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Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (1255) · Patent US-1911-1032812 (3) · Patent US-1916-1215295 (3) · Patent GB-1910-5703 (2) · Patent US-1912-1062545 (2) · Patent US-1912-1077892 (2) · Patent US-1912-1080531 (2) · Patent US-1913-1133984 (2) · Patent US-1911-1028409 (2)
Related to aircraft:
Assigned to:
None (1271) · Curtiss Aeroplane (5) · Magneso Calcite Fire-Proof Company (2) · Westinghouse Air Spring Company (2) · Sturtevant Aeroplane Co. (2)
National tech categories:
None (720) · FR 6.4 (44) · USPC 244/90R (30) · USPC 244/233 (25) · USPC 244/48 (23) · USPC 244/45R (23) · USPC 244/119 (20) · USPC 244/80 (20) · USPC 244/91 (14) · USPC 244/22 (12) · USPC 244/93 (11) · USPC 244/66 (10) · USPC 244/87 (10) · USPC 244/139 (10) · USPC 244/104R (10) · USPC 244/144 (9) · USPC 244/113 (9) · USPC 244/101 (9) · USPC 244/234 (9)
IPCs:
None (1162) · IPC B64C39/00 (29) · IPC B64C1/00 (13) · IPC B64C23/00 (12) · IPC B64C3/38 (11) · IPC B64C17/00 (9) · IPC B64C3/00 (8) · IPC B64C5/04 (7) · IPC B64C13/00 (6) · IPC B62C5/04 (6) · IPC B64C33/00 (6) · IPC B64B1/00 (6) · IPC B64C35/00 (5) · IPC B64C33/02 (5) · IPC B64C25/00 (3) · IPC B64C27/04 (3) · IPC B64C39/10 (3)
First filing:
Citations from after 1930:

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