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Patents > National tech categories : DE 77h.6 or FR 6.2

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Office:
Inventors:
None (15) · Antoine-Padoue Filippi (9) · André-Julien Mahoudeau (8) · Christian Lorenzen (7) · Jakob Haw (7) · Louis-Honoré Gauthier (5) · Hellmuth Hirth (4) · Louis-Marie Le Dantec (4) · Léon-Frédéric Granier (3) · Jules Collomb (3) · Louis-Pierre-Guilhaume Balestrié (3) · Gabriel Babillot (3)
Inventor country:
Applicant person:
None (40) · Antoine-Padoue Filippi (8) · André-Julien Mahoudeau dit de Villethiou (7) · Jakob Haw (5) · Louis-Marie Le Dantec (4) · Louis-Honoré Gauthier (4) · Léon-Frédéric Granier (3) · Louis-Pierre-Guilhaume Balestrié (3) · Jules Collomb (3) · Gabriel Babillot (3)
Applicant is inventor:
Tech fields:
None (58) · propeller (58) · propulsion (51) · Propellers (33) · marine (16) · subsystem (13) · design (10) · airplane (7) · navigation (6) · aerodynamics (5) · helicopter (5) · metal (4) · Control (4) · LTA (4) · aerial propeller (3) · centrifuge (3) · construction (3) · stability (3) · steering (3) · marine propeller (3)
Full specification filed date:
Application number:
None (91) · 423792D (2)
Granted:
Supplementary to patent:
None (118) · Patent FR-1910-423792 (6) · Patent FR-1841-9265 (6) · Patent FR-1910-424987 (3) · Patent FR-1908-404631 (2) · Patent FR-1909-410528 (2) · Patent FR-1910-435166 (2) · Patent FR-1911-430455 (2) · Patent DE-1917-305040 (2) · Patent FR-1908-405961 (2)
Related to aircraft:
Patent agent:
None (95) · Dom. Casalonga (10) · Armengaud jeune (6) · None (5) · De Bongé (4) · Charles Dony (3) · Weismann et Marx (3) · Y. Rabilloud et fils (3) · C. Fehlert, G. Loubier, Fr. Harmsen, A. Büttner u. E. Meißner (2) · E. Blétry (2) · Schwab (2) · Paul Caquet (2) · L. Chassevent (2) · Ad. Sturm (2) · Emile Bert (2) · G. Petiau (2) · Brandon frères (2)
Assigned to:
National tech categories: (Click arrow to add another value)
IPCs:
None (39) · IPC B63H1/12 (20) · IPC B64C11/00 (17) · IPC B64C11/16 (15) · IPC B64C11/04 (6) · IPC B64C39/00 (5) · IPC B64C11/34 (5) · IPC B64C11/24 (4) · IPC B64C11/20 (4) · IPC B64B1/00 (4) · IPC B64C11/06 (4) · IPC B63H3/00 (3) · IPC B64C27/04 (3) · IPC B63H1/36 (3)
CPCs:
None (27) · CPC B64C11/006 (18) · CPC B63H1/26 (12) · CPC B64C11/16 (12) · CPC B64C11/04 (10) · CPC B64C11/00 (7) · CPC B63H2001/122 (7) · CPC B64C11/20 (7) · CPC B64C11/24 (5) · CPC B63H1/12 (5) · CPC B64C11/18 (4) · CPC B64B1/00 (4) · CPC B64C11/22 (4) · CPC B63H1/20 (4) · CPC B64C2700/6281 (3) · CPC B63H1/36 (3) · CPC B63H1/265 (3) · CPC B64C27/20 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 178 results in range #1 to #178.

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