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Patents > Filing date: 1910 - 1919 & First filing: No & Number of text pages: None

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Tech fields:
None (724) · airplane (90) · LTA (53) · stability (34) · design (32) · propellers (31) · frame (30) · wings (25) · propulsion (22) · Construction (20) · hybrid (17) · navigation (17) · control (13) · Automatic stability (11) · aerodynamics (11) · subsystem (10) · fuselage (10) · landing (10)
Full specification filed date:
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Supplementary to patent:
None (856) · Patent BE-1913-255172 (3) · Patent BE-1909-214032 (3) · Patent US-1913-1087946 (2) · Patent GB-1911-29012 (2) · Patent FR-1911-430455 (2) · Patent CA-1910-132036 (2) · Patent US-1912-1040434 (2) · Patent BE-1909-218585 (2) · Patent AU-1914-14892 (2) · Patent DE-1909-Wilcke-Graff (2) · Patent FR-1913-468076 (2)
Related to aircraft:
National tech categories:
None (768) · FR 6.4 (82) · BE K (68) · IT 8 (18) · HU V/h (5) · USPC 244/100R (3) · DE 77h.5 (3) · AU 90.3 (3) · USPC 244/104R (2) · AR 21 (2) · USPC 244/233 (2)
IPCs:
None (877) · IPC B64B1/00 (27) · IPC B64B1/58 (15) · IPC B64C35/00 (7) · IPC B64C39/00 (4) · IPC B64B1/66 (4) · IPC B64C17/00 (3) · IPC CPC B64C13/00 (3) · IPC B64C33/00 (3) · IPC B64C3/54 (3) · IPC B64B1/62 (3) · IPC B64C3/38 (2) · IPC B64C3/26 (2) · IPC B64C25/00 (2) · IPC B64C23/00 (2) · IPC B64C3/00 (2) · IPC B64C13/24 (2) · IPC B64B1/40 (2)
CPCs:
None (161) · CPC B64C39/00 (95) · CPC B64C2700/6295 (90) · CPC B64C17/00 (65) · CPC B64C35/00 (36) · CPC B64C23/005 (33) · CPC B64B1/00 (33) · CPC B64C3/00 (30) · CPC B64C3/385 (28) · CPC B64C33/02 (27) · CPC B64C13/00 (25) · CPC B64C2700/6274 (25) · CPC B64B1/58 (22) · CPC B64C2700/6256 (19) · CPC B64C2700/6219 (18) · CPC B64C1/00 (18) · CPC B64C2700/6218 (17) · CPC B64C2700/6235 (16) · CPC B64C2700/6214 (15) · CPC B64C11/006 (14)
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Cites these patents:
Citations from after 1930:
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