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Patents > Tech fields: airplane & IPCs : IPC B64B1/00 or IPC B64C17/00 or IPC B64C25/00 or IPC B64C39/00

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Granted:
Supplementary to patent:
None (321) · Patent FR-1916-502839 (4) · Patent FR-1909-420322 (4) · Patent US-1910-996592 (3) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent GB-1909-8531 (3) · Patent IT-1910-10-17 Carlo Navaro (3) · Patent FR-1912-442419 (3) · Patent IT-1915-150227 (3)
Related to aircraft:
Patent agent:
None (102) · Armengaud jeune (44) · None (29) · Marks & Clerk (18) · J. Bonnet-Thirion (18) · Charles Dony (15) · E. Blétry (13) · J. Germain (11) · Weismann et Marx (10) · Lavoix et Mosès (9) · Dupont et Elluin (8) · Hippolyte Josse (8) · L. Chassevent (8) · Boramé et Julien (8) · Boult, Wade & Tennant (7) · Abel & Imray‎ (7) · Société A. Frey et de Carsalade (7)
National tech categories:
FR 6.4 (399) · None (111) · DE 77h.5 (8) · USPC 244/25 (4) · USPC 244/13 (4) · FR 6.3 (3) · USPC 244/45R (3) · USPC 244/30 (3) · USPC 244/9 (2) · USPC 244/80 (2) · USPC 244/104CS (2) · USPC 244/102R (2) · USPC 244/100R (2) · USPC 244/19 (2) · DE 77h.9 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C17/00 (273) · CPC B64C39/00 (149) · CPC B64C2700/6218 (106) · CPC B64C2700/6295 (103) · CPC B64C2700/6212 (40) · CPC B64C2700/6214 (35) · CPC B64C25/06 (35) · CPC B64F2700/6226 (27) · CPC B64B1/00 (26) · CPC B64C25/62 (21) · CPC B64C39/08 (18) · CPC B64C25/64 (17) · CPC B64C39/005 (14) · CPC B64C2700/6219 (12) · CPC B64C25/52 (11) · CPC B64C25/54 (9) · CPC B64C2700/6215 (8) · CPC B64C39/003 (6) · CPC B64C39/008 (6) · CPC B64C25/60 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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