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Patents > IPCs : IPC B64C13/00 or IPC B64C27/04 or IPC B64C39/00 & Number of claims: 1-2

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Tech fields:
airplane (103) · Design (68) · None (49) · Control (48) · propulsion (42) · Propellers (41) · frame (34) · stability (30) · helicopter (30) · Wings (28) · steering (27) · aerodynamics (27) · construction (25) · lift (20) · Rudder (20) · hybrid (17) · ascension (16) · LTA (13)
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None (204) · Patent US-1913-1118124 (2) · Patent US-1911-1011761 (2) · Patent FR-1909-405220 (2) · Patent FR-1912-441089 (2) · Patent FR-1915-478440 (2)
Related to aircraft:
Patent agent:
None (60) · None (23) · Armengaud jeune (12) · J. Germain (12) · Y. Rabilloud et fils (11) · Weismann et Marx (9) · J. Bonnet-Thirion (7) · Brandon frères (7) · Marks & Clerk (5) · Dupont et Elluin (4) · G. Petiau (4) · Hippolyte Josse (4) · C. Blétry (4) · G. de Mestral et F. Harle (4)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (127) · CPC B64C2700/6295 (104) · CPC B64C13/00 (70) · CPC B64C2700/6256 (47) · CPC B64C2700/6281 (44) · CPC B64C27/04 (29) · CPC B64C39/005 (15) · CPC B64C39/08 (12) · CPC B64C27/12 (11) · CPC B64C39/008 (7) · CPC B64C39/003 (6) · CPC B64C39/006 (6) · CPC B64C2700/6259 (6) · CPC B64C27/52 (4) · CPC B64C27/20 (4) · None (3)
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