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Patents > Year granted: 1910 - 1919 & Tech fields : navigation or rotors

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None (269) · Patent US-1909-970771 (11) · Patent DE-1909-Wilcke-Graff (4) · Patent AU-1909-15563 (4) · Patent GB-1912-2540 (3) · Patent FR-1909-07-01 Société Antoinette (2) · Patent FR-1908-393976 (2) · Patent DE-1911-263643 (2) · Patent IT-1915-148940 (2) · Patent CH-1910-52044 (2) · Patent DE-1908-239989 (2) · Patent AT-1908-41559 (2) · Patent US-1914-1273799 (2) · Patent US-1910-1055379 (2) · Patent AT-1909-IE (2) · Patent AT-1912-75092 (2) · Patent US-1914-03-26 Serial No. 827485 Albert Francis Zahm (2)
Related to aircraft:
Patent agent:
None (142) · Victor J. Evans (9) · Munn & Co. (8) · Haseltine, Lake & Co. (7) · Boult, Wade & Tennant (5) · Marks & Clerk (5) · None (5) · Armengaud jeune (5) · Herbert Haddan & Co. (4) · C. A. Snow & Co. (4) · Noyes & Harriman‎ (3) · John P. Tarbox (3) · Hippolyte Josse (3) · Schwab (3) · W. P. Thompson & Co. (3) · G. de Mestral et F. Harlé (3) · Charles Dony (3) · Michael J. Stark & Sons (3) · H. Bœttcher fils (3)
National tech categories:
None (78) · FR 6.4 (58) · AT 77d (9) · USPC 244/90R (9) · USPC 244/66 (8) · DE 77h.5 (8) · USPC 244/80 (7) · BE K (7) · USPC 244/13 (7) · USPC 244/51 (6) · USPC 244/50 (6) · USPC 244/46 (6) · USPC 244/234 (6) · USPC 244/233 (6) · IT 8 (6) · USPC 244/6 (5) · DE 77h.15 (5) · USPC 244/22 (5) · USPC 244/100R (5)
IPCs:
None (210) · IPC B64B1/00 (18) · IPC B64C39/00 (15) · IPC CPC B64C13/00 (9) · IPC B64C3/38 (8) · IPC B64B1/58 (8) · IPC B64C3/52 (7) · IPC B64C1/00 (7) · IPC B64C17/00 (5) · IPC B64B1/62 (5) · IPC B64C13/00 (5) · IPC G01P3/36 (5) · IPC B64C3/00 (4) · IPC B64C23/00 (4) · IPC B64C3/54 (3) · IPC B64C33/02 (3) · IPC G01C17/00 (3)
CPCs:
None (80) · CPC B64C13/00 (35) · CPC B64B1/00 (24) · CPC B64C23/005 (19) · CPC B64C2700/6295 (16) · CPC B64C17/00 (14) · CPC B64C3/385 (13) · CPC B64B1/58 (9) · CPC B64C33/02 (9) · CPC B64C39/005 (9) · CPC B64C3/52 (8) · CPC B64C9/00 (6) · CPC B64C39/08 (6) · CPC G01P3/36 (6) · CPC B64C2700/6256 (6) · CPC B64B1/62 (6) · CPC B64C39/00 (6) · CPC B64C3/40 (5) · CPC B64C2700/6245 (5)
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