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Patents > Supplementary to patent : Patent FR-1912-449167 or None & IPCs: IPC B64C1/00

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Tech fields:
stability (163) · Airplane (139) · automatic stability (69) · design (54) · aerodynamics (36) · None (34) · control (33) · frame (32) · fuselage (29) · Wings (29) · construction (28) · gyroscope (19) · Equilibrium (19) · Subsystem (18) · Rudder (13) · lift (12) · aileron (11)
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Supplementary to patent: (Click arrow to add another value)
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Patent agent:
None (64) · None (24) · Armengaud jeune (15) · Charles Dony (8) · J. Bonnet-Thirion (6) · de Bongé (6) · E. Blétry (5) · Lavoix et Mosès (5) · Haseltine, Lake & Co. (4) · Hippolyte Josse (4) · L. Chassevent (4) · J. Germain (3) · Chassevent (3) · J. Bonnet-Thirion et Breton (3) · Dom. Casalonga (3) · Boult, Wade & Tennant (3) · Boramé et Julien (3) · Weismann et Marx (3) · Schwab (3) · P. Follin (3)
National tech categories:
FR 6.4 (178) · None (77) · DE 77h.5 (11) · USPC 244/119 (5) · USPC 244/79 (2) · USPC 244/177 (2) · FR 6.3 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C17/00 (164) · CPC B64C2700/6218 (109) · CPC B64C1/00 (63) · CPC B64C17/06 (40) · CPC B64C2700/6219 (24) · CPC B64C2700/6228 (23) · CPC B64C2700/6216 (23) · CPC B64C2001/0063 (21) · CPC B64C2001/0081 (12) · CPC B64C2700/6225 (8) · CPC B64C1/061 (6) · CPC B64C17/04 (5) · CPC B64C1/068 (4) · CPC B64C1/06 (4) · CPC B64C2700/6204 (4) · CPC B64C1/12 (3) · CPC B64C2700/6223 (3) · CPC B64C2700/6233 (2) · CPC B64C1/08 (2)
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