Drilldown: Patents

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Patents > Applicant firm: None & Number of figures: 2

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Inventor location:
None (970) · Seine (11) · Budapest (11) · Nord (9) · London (6) · Paris (5) · Seine-et-Oise (4) · Iowa (3) · Dusseldorf (3) · Calvados (3)
Applicant firm: (Click arrow to add another value)
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Related to aircraft:
National tech categories:
FR 6.4 (347) · None (292) · HU V/h (42) · AT 77d (25) · DE 77h.5 (21) · DE 77 (19) · FR 6.3 (19) · DE 77h.6 (14) · FR 6.2 (13) · DE 77h (11) · DE 77h.9 (11) · FR 5.8 (8) · CH 129b (8) · DE 77h.2 (6) · USPC 244/30 (6) · USPC 244/45R (6) · DE 77h.10 (6) · DE 77h.15 (6) · USPC 244/3.23 (6)
IPCs:
None (406) · IPC B64C17/00 (60) · IPC B64B1/00 (52) · IPC B64C39/00 (51) · IPC B64C1/00 (51) · IPC B64C11/00 (32) · IPC B64C23/00 (26) · IPC B64C13/00 (21) · IPC B64C35/00 (19) · IPC B64C3/00 (19) · IPC B64C33/02 (17) · IPC B64B1/58 (17) · IPC B64C3/38 (16) · IPC B64C25/00 (14) · IPC B64D17/00 (12) · IPC B64C17/06 (10)
First filing:
Citations from after 1930:
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