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Patents > IPCs : IPC B64C27/04 or IPC B64C29/00 or IPC B64C3/38

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Office:
Inventor country:
Inventor location:
None (286) · Seine (8) · Seine-et-Oise (3) · Manche (2) · Nord (2) · London (2) · Paris (2) · Charente-Inférieure (2)
Applicant is inventor:
Tech fields:
airplane (107) · None (72) · helicopter (53) · design (42) · wings (40) · propulsion (38) · stability (31) · frame (31) · control (30) · propellers (30) · Lift (27) · hybrid (23) · ascension (22) · construction (19) · navigation (19) · sustentation (18) · HTA (18) · aerodynamics (14)
Full specification filed date:
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Granted:
Supplementary to patent:
None (214) · Patent FR-1908-392672 (3) · Patent BE-1912-02-07-Gramaticesco (3) · Patent SE-1917-46288 (2) · Patent FR-1910-419748 (2) · Patent FR-1908-407090 (2) · Patent FR-1912-449167 (2) · Patent FR-1908-393976 (2) · Patent FR-1912-457441 (2) · Patent FR-1915-502520 (2) · Patent FR-1917-493342 (2) · Patent IT-1911-06-13 Guido Castagneris (2) · Patent DE-1909-244106 (2) · Patent US-1911-1011761 (2) · Patent BE-1912-04-05 (2) · Patent US-1912-1077892 (2)
Related to aircraft:
Patent agent:
None (61) · None (21) · Armengaud jeune (13) · J. Germain (7) · J. S. Withers & Spooner (7) · Marks & Clerk (6) · Schwab (6) · L. Chassevent (6) · Haseltine, Lake & Co. (5) · E. Blétry (5) · Browne & Co. (5) · Y. Rabilloud et fils (5) · Lavoix et Mosès (5) · J. Bonnet-Thirion (4) · Hippolyte Josse (4) · Émile Bert (4)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C3/385 (155) · CPC B64C2700/6281 (78) · CPC B64C27/04 (61) · CPC B64C3/38 (27) · CPC B64C27/12 (20) · CPC B64C29/0025 (18) · CPC B64C27/20 (16) · CPC B64C29/00 (8) · CPC B64C27/52 (6) · CPC Y02T50/145 (3) · CPC B64C39/06 (3) · None (3) · CPC B64C17/00 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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