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Patents > Applicant firm: None & Related to aircraft: 1 & IPCs : IPC B64C13/00 or IPC B64C17/00 or IPC B64C25/00

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Tech fields:
stability (169) · airplane (134) · control (74) · None (63) · automatic stability (44) · steering (34) · rudder (27) · landing (25) · frame (23) · subsystem (21) · Equilibrium (19) · design (18) · wings (16) · aerodynamics (16) · chassis (14) · balance (14) · landing gear (14) · wheels (13) · pendulum (11)
Full specification filed date:
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Supplementary to patent:
None (294) · Patent FR-1908-396249 (5)
Related to aircraft: (Click arrow to add another value)
Patent agent:
None (60) · None (32) · Marks & Clerk (15) · E. Blétry (13) · Matray frères et Cie (9) · Armengaud jeune (9) · Weismann et Marx (8) · H. Bœttcher fils (7) · Haseltine, Lake & Co. (7) · J. Bonnet-Thirion (7) · Charles Dony (7) · Boult, Wade & Tennant (7) · Schwab (7) · Hippolyte Josse (6) · P. Follin (6) · Brierley & Howard (5) · J. Germain (5)
National tech categories:
FR 6.4 (223) · None (135) · DE 77h.5 (21) · USPC 244/80 (6) · USPC 244/233 (5) · USPC 244/234 (5) · USPC 244/100R (3) · DE 62b.15 (3) · USPC 244/231 (3) · DE 77h.9 (3) · USPC 244/104R (3) · USPC 244/102R (3) · USPC 244/237 (2) · USPC 244/88 (2) · USPC 244/225 (2) · USPC 244/89 (2) · USPC 244/904 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C17/00 (264) · CPC B64C13/00 (96) · CPC B64C2700/6218 (74) · CPC B64C2700/6212 (71) · CPC B64C2700/6256 (57) · CPC B64C25/06 (37) · CPC B64F2700/6226 (28) · CPC B64C2700/6214 (27) · CPC B64C25/62 (19) · CPC B64C2700/6219 (17) · CPC B64C25/64 (12) · CPC B64C25/52 (12) · CPC B64C2700/6215 (10) · CPC B64C25/54 (9) · CPC B64C25/60 (6) · CPC B64C2700/6211 (4) · CPC B64C25/14 (4) · CPC B64C1/00 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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