Drilldown: Patents

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Patents > Filing date: 1908 & Patent agent: None

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Tech fields:
None (167) · LTA (80) · airplane (62) · propulsion (54) · Navigation (43) · stability (36) · Design (32) · Frame (29) · propeller (28) · subsystem (26) · balloon (24) · Control (20) · marine (16) · propellers (15) · safety (14) · wings (14) · gas (14) · aerodynamics (13) · helicopter (13)
Full specification filed date:
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None (249)
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Supplementary to patent:
None (375) · Patent DE-1907-214228 (4) · Patent DE-1907-202942 (3) · Patent DE-1907-194166 (3) · Patent DE-1904-173378 (3) · Patent BE-1907-199348 (2) · Patent DE-1907-240268 (2) · Patent CH-1907-41855 (2) · Patent BE-1907-202697 (2) · Patent US-1903-821393 (2) · Patent DK-1908-11943 (2) · Patent US-1908-1072664 (2) · Patent 1907-09-03 Siemens-Schuckert Werke GmbH (2)
Related to aircraft:
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National tech categories:
None (186) · FR 6.4 (37) · IT 8 (33) · AT 77d (19) · HU V/h (17) · DE 77h.15 (11) · DE 77h.5 (10) · DE 77h.4 (9) · DE 77h.3 (8) · RU Group V (5) · DE 77h.10 (5) · DE 77h (5) · USPC 244/80 (5) · USPC 244/35R (4) · USPC 244/30 (4)
IPCs:
None (338) · IPC B64B1/00 (20) · IPC B64C39/00 (15) · IPC B64C1/00 (6) · IPC B64B1/58 (6) · IPC B64C17/00 (5) · IPC B64C13/00 (4) · IPC B64C11/00 (4) · IPC B64C33/02 (4) · IPC B64B1/62 (3) · IPC B64C23/00 (3) · IPC B64F1/06 (2) · IPC B64C3/00 (2) · IPC B64C29/0025 (2) · IPC B64C31/02 (2) · IPC B64C33/00 (2) · IPC B64F1/14 (2) · IPC B64F1/00 (2)
CPCs:
None (223) · CPC B64B1/00 (20) · CPC B64C11/006 (19) · CPC B64C39/00 (15) · CPC B64C33/02 (12) · CPC B64C23/005 (11) · CPC B64B1/58 (11) · CPC B64C2700/6295 (11) · CPC B64C17/00 (10) · CPC B64C13/00 (8) · CPC B64C39/005 (7) · CPC B64C2700/6274 (6) · CPC B64B1/62 (6) · CPC B64C39/003 (5) · CPC B64C29/0025 (4) · CPC B64C3/14 (4)
First filing:
Citations from after 1930:
Number of text pages:
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