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Patents > Filing date: 1910 - 1919 & IPCs : IPC B64B1/00 or IPC B64C25/00 or IPC B64C39/00

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Office:
Applicant is inventor:
Tech fields:
airplane (165) · LTA (137) · frame (120) · design (107) · construction (75) · landing (66) · None (65) · chassis (48) · wheels (46) · wings (46) · Stability (44) · propulsion (41) · airship (37) · aerodynamics (35) · propellers (34) · fuselage (30) · hybrid (30) · lift (27) · control (27) · balloon (27)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (364) · Patent FR-1916-502839 (4) · Patent FR-1913-472867 (4) · Patent FR-1913-467415 (3) · Patent IT-1915-150227 (3) · Patent FR-1909-420322 (3)
Related to aircraft:
Patent agent:
None (131) · Armengaud jeune (26) · Marks & Clerk (20) · None (17) · J. Bonnet-Thirion (12) · Dupont et Elluin (12) · E. Blétry (11) · Haseltine, Lake & Co. (11) · G. Petiau (8) · J. Germain (8) · Boult, Wade & Tennant (8) · Charles Dony (7) · Weismann et Marx (7) · L. Chassevent (7) · H. Bœttcher fils (6) · Brandon frères (6) · G. de Mestral et F. Harlé (6) · Hippolyte Josse (6) · Boramé et Julien (6)
National tech categories:
FR 6.4 (302) · None (160) · USPC 244/45R (10) · USPC 244/13 (8) · DE 77h.2 (7) · USPC 244/25 (5) · DE 77h.5 (5) · USPC 244/29 (4) · USPC 244/104R (4) · USPC 244/125 (4) · FR 6.2 (4) · DE 77h.9 (4) · USPC 244/100R (4) · USPC 244/50 (4) · USPC 244/30 (3) · USPC 244/70 (3) · USPC 244/102R (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (188) · CPC B64C2700/6295 (187) · CPC B64B1/00 (154) · CPC B64F2700/6226 (63) · CPC B64C25/06 (61) · CPC B64C39/08 (34) · CPC B64C25/62 (33) · CPC B64C25/64 (26) · CPC B64C25/52 (23) · CPC B64C39/005 (23) · CPC B64C25/54 (19) · CPC B64C39/008 (15) · CPC B64B1/005 (9) · CPC B64B1/58 (8) · CPC B64C25/60 (7) · CPC B64C39/006 (7) · CPC B64C39/003 (7) · CPC B64C25/50 (5) · CPC B64C25/02 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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