Drilldown: Patents

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Patents > Tech fields : navigation or None & Number of figures: 7-30

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Supplementary to patent:
None (441) · Patent FR-1902-328044 (4) · Patent US-1909-970771 (4) · Patent FR-1899-Boinet (3) · Patent US-1911-1028409 (3) · Patent US-1906-850616 (3) · Patent CH-1899-18666 (3) · Patent AT-1907-36106 (2) · Patent DE-1895-98580 (2) · Patent GB-1908-4519 (2)
Related to aircraft:
National tech categories:
None (177) · FR 6.4 (97) · DE 77 (13) · USPC 244/80 (10) · USPC 244/119 (8) · USPC 244/48 (8) · USPC 244/45R (8) · DK 77 (8) · USPC 244/51 (7) · USPC 244/90R (7) · USPC 244/233 (7) · USPC 244/6 (7) · USPC 244/46 (7) · GB 4 propel & steer (7) · USPC 244/30 (6) · USPC 244/113 (6)
IPCs:
None (293) · IPC B64C39/00 (32) · IPC B64C1/00 (23) · IPC B64B1/00 (20) · IPC B64C23/00 (18) · IPC B64C3/38 (18) · IPC B64C3/00 (18) · IPC B64C17/00 (15) · IPC B64C33/02 (14) · IPC B64B1/58 (8) · IPC B64C11/00 (8) · IPC B64C3/54 (8) · IPC CPC B64C13/00 (6) · IPC B64C13/00 (6) · IPC B64C17/06 (5) · IPC B64C27/04 (4) · IPC B64C39/10 (4)
CPCs:
None (88) · CPC B64B1/00 (38) · CPC B64C23/005 (37) · CPC B64C3/385 (31) · CPC B64C17/00 (29) · CPC B64C2700/6295 (27) · CPC B64C13/00 (27) · CPC B64C33/02 (23) · CPC B64C39/005 (20) · CPC B64C3/00 (16) · CPC B64C39/00 (15) · CPC B64C2700/6274 (13) · CPC B64C39/08 (12) · CPC B64C3/54 (10) · CPC B64C2700/6218 (10) · CPC B64C2700/6235 (9) · CPC B64C2700/6256 (9) · CPC B64C17/06 (8) · CPC B64B1/58 (8)
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Citations from after 1930:

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