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Patents > Tech fields : Rudder or Tragschirm & IPCs: None

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Inventor location:
None (273) · New York state (5) · New York city (4) · New York county (4) · New York (3) · London (3) · Destelbergen lez-Gand (2) · Ontario (2) · Ixelles (2) · Hennepin county (2) · province de Flandre-Orientale (2) · Minnesota (2) · région flamande (2) · FIPSloc=36061 (2) · Région Bruxelles-Capitale (2) · Minneapolis, Minnesota (2) · Stuttgart (2) · St. Louis (2)
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None (162)
Granted:
Supplementary to patent:
None (249) · Patent US-1903-821393 (4) · Patent US-1906-850616 (4) · Patent FR-1906-363017 (4) · Patent AU-1909-15563‎ (3) · Patent DE-1907-202942 (3) · Patent DE-1907-194166 (2) · Patent GB-1909-2111 (2) · Patent FR-1885-168266 (2) · Patent BE-1913-259683 (2) · Patent FR-1909-399456 (2) · Patent GB-1902-24336 (2) · Patent AT-1907-37570 (2)
Related to aircraft:
Patent agent:
None (130) · Victor J. Evans (13) · Munn & Co. (9) · Marks & Clerk (5) · Haseltine, Lake & Co. (5) · C. A. Snow & Co. (5) · Brewer & Son (3) · Baldwin & Rayward (3)
National tech categories:
None (76) · BE K (20) · GB 4 propel & steer (12) · GB 4 with buoyant (11) · AT 77d (10) · USPC 244/51 (9) · USPC 244/87 (9) · HU V/h (9) · USPC 244/22 (6) · USPC 244/35R (6) · USPC 244/233 (6) · USPC 244/90R (6) · IT 8 (5) · USPC 244/139 (5) · FR 6.3 (5)
IPCs: (Click arrow to add another value)
CPCs:
None (150) · CPC B64C13/00 (23) · CPC B64B1/00 (19) · CPC B64C2700/6295 (15) · CPC B64C3/385 (12) · CPC B64C39/08 (10) · CPC B64C33/02 (10) · CPC B64C23/005 (9) · CPC B64C3/14 (8) · CPC B64C9/00 (8) · CPC B64C17/00 (7) · CPC B64C39/005 (4) · CPC B64B1/40 (4) · CPC B64C27/82 (3) · CPC B64U10/00 (3) · CPC B64C9/38 (3) · CPC B64C29/0033 (3) · CPC B64C2201/00 (3) · CPC B64C13/04 (3)
First filing:
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