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Patents > Year granted: 1913 & Tech fields : Airship or aerodynamics or propeller or propulsion or None

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None (531) · Patent ES-1911-50083 (4) · Patent DE-1912-279343 (3) · Patent GB-1911-12232 (3) · Patent FR-1908-405961 (3) · Patent BE-1911-11-17 (2) · Patent DE-1913-290120 (2) · Patent DE-1913-301564 (2) · Patent CH-1912-62201 (2) · Patent BE-1912-250417 (2) · Patent IT-1910-10-17 Carlo Navaro (2) · Patent DE-1912-05-04 Otto Albin Budig (2) · Patent FR-1912-439413 (2) · Patent FR-1911-448574 (2) · Patent AT-1909-48421 (2) · Patent US-1912-1062545 (2) · Patent US-1912-1080531 (2)
Related to aircraft:
Patent agent:
None (470) · Armengaud jeune (7) · Victor J. Evans (7) · None (5) · Dom. Casalonga (4) · Munn & Co. (4) · Hippolyte Josse (3) · Brandon freres (3) · H. Bœttcher fils (3) · J. Bonnet-Thirion (3) · E. Blétry (3) · Chatwin, Herschell & Co. (3) · Ch. Mardelet (3) · Marks & Clerk (3)
National tech categories:
None (325) · FR 6.4 (87) · HU V/h (22) · AT 77d (10) · USPC 244/233 (8) · USPC 244/80 (7) · USPC 244/45R (6) · FR 6.2 (6) · USPC 244/60 (5) · USPC 244/93 (5) · USPC 244/73R (5) · USPC 244/48 (5) · USPC 244/100R (4) · USPC 244/104R (4) · USPC 244/219 (4)
IPCs:
None (485) · IPC B64C1/00 (21) · IPC B64C17/00 (19) · IPC B64C39/00 (14) · IPC B64C11/00 (9) · IPC B64B1/00 (8) · IPC B64C3/00 (7) · IPC B64C35/00 (7) · IPC B64C3/38 (6) · IPC B64C23/00 (5) · IPC B64C3/54 (5) · IPC B64C9/00 (4) · IPC B64B1/58 (4) · IPC B64C11/20 (3) · IPC B64C33/00 (3) · IPC B64C39/06 (3) · IPC B64C27/02 (3)
CPCs:
None (85) · CPC B64C17/00 (71) · CPC B64C2700/6295 (53) · CPC B64C39/00 (38) · CPC B64C35/00 (35) · CPC B64C2700/6218 (27) · CPC B64B1/00 (26) · CPC B64C3/385 (24) · CPC B64C23/005 (18) · CPC B64C13/00 (17) · CPC B64C3/00 (14) · CPC B64C11/006 (14) · CPC B64C33/02 (14) · CPC B64C2700/6212 (12) · CPC B64F2700/6261 (11) · CPC B64C39/005 (9) · CPC B64C2700/6219 (9) · CPC B64B1/58 (9) · CPC B64C33/00 (8)
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