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Patents > IPCs : IPC B64C1/00 or IPC B64C17/00

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Tech fields:
stability (429) · Airplane (330) · automatic stability (188) · design (112) · control (96) · aerodynamics (81) · None (73) · frame (70) · equilibrium (66) · subsystem (62) · wings (56) · Construction (55) · fuselage (40) · gyroscope (37) · pendulum (34) · rudder (33) · steering (33) · lift (31) · aeroplane (25) · LTA (21)
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Supplementary to patent:
None (425) · Patent FR-1908-396249 (5) · Patent GB-1909-8531 (3) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent FR-1911-446282 (3) · Patent IT-1910-10-17 Carlo Navaro (3) · Patent FR-1909-399456 (3) · Patent IT-1913-03-20 Vigilio Baldo (3) · Patent FR-1910-415470 (3) · Patent NO-1915-12-15 Carl Alfred Johansson (3) · Patent FR-1912-442419 (3) · Patent FR-1910-435648 (3)
Related to aircraft:
Patent agent:
None (136) · None (38) · Armengaud jeune (38) · E. Blétry (16) · J. Bonnet-Thirion (16) · Haseltine, Lake & Co. (14) · Charles Dony (14) · J. Germain (12) · Herbert Haddan & Co. (11) · Marks & Clerk (11) · Lavoix et Moses (10) · L. Chassevent (10) · Hippolyte Josse (10) · Matray freres et Cie (10) · Boult, Wade & Tennant (9) · Abel & Imray (9) · Schwab (8)
National tech categories:
FR 6.4 (433) · None (200) · DE 77h.5 (12) · USPC 244/80 (12) · USPC 244/119 (5) · FR 6.3 (4) · USPC 244/93 (3) · USPC 244/177 (3) · USPC 244/79 (2) · USPC 244/87 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C17/00 (514) · CPC B64C2700/6218 (202) · CPC B64C2700/6212 (111) · CPC B64C1/00 (79) · CPC B64C2700/6214 (67) · CPC B64C17/06 (66) · CPC B64C2700/6216 (49) · CPC B64C2700/6219 (41) · CPC B64C2700/6228 (31) · CPC B64C2001/0063 (29) · CPC B64C2700/6215 (16) · CPC B64C2001/0081 (13) · CPC B64C2700/6225 (12) · CPC B64C1/061 (7) · CPC B64C17/04 (7) · CPC B64C2700/6211 (7) · CPC B64C1/068 (6) · CPC B64C2700/6204 (5) · CPC B64C2700/6223 (5)
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