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Patents > IPCs : IPC B64C11/00 or IPC B64D17/52

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Office:
Inventors:
None (11) · Édouard-Jean Bigourdan (4) · Hermann Ruthenberg (4) · Vincent Wisniewski (4) · Gianni Caproni (3) · Jules Collomb (3) · Jan Jaakson (3) · Eugène Sunguroff (3) · Alfred E. Wunderlich (3) · Raffaele Ronco fu Riccardo (3) · Antoine-Padoue Filippi (3)
Inventor country:
Applicant person:
None (17) · Édouard-Jean Bigourdan (4) · Hermann Ruthenberg (4) · Vincent Wisniewski (4) · Gianni Caproni (3) · Jan Jaakson (3) · Raffaele Ronco fu Riccardo (3) · Alfred E. Wunderlich (3) · Eugène Sunguroff (3) · Jules Collomb (3)
Applicant is inventor:
Tech fields:
None (66) · Propulsion (60) · propellers (39) · propeller (16) · Airplane (15) · design (14) · aerial propeller (11) · Subsystem (10) · Airship (10) · navigation (9) · LTA (9) · lift (8) · marine (8) · wings (8) · Aerodynamics (8) · aerial propellers (7) · Construction (7) · Frame (6)
Full specification filed date:
Application number:
None (27)
Granted:
Supplementary to patent:
None (142) · Patent FR-1910-417989 (3) · Patent DE-1911-10-19 Vincent Wisniewski and-or Luftschiffsantrieb Gesellschaft mit Beschränkter Haftung (2) · Patent GB-1911-12232 (2) · Patent DE-1912-267069 (2) · Patent AT-1909-48421 (2) · Patent FR-1909-410848 (2) · Patent IT-1916-05-16 (2)
Related to aircraft:
Patent agent:
None (63) · Armengaud jeune (12) · None (11) · E. Blétry (6) · J. Bonnet-Thirion (6) · Dom. Casalonga (5) · Y. Rabilloud et fils (4) · Boult, Wade & Tennant (4) · Lloyd Wise & Co. (4) · G. Petiau (3) · De Bongé (3) · Chassevent (3) · L. Chassevent (3) · Marks & Clerk (3) · Schwab (3) · Boramé et Julien (3) · G. de Mestral et F. Harlé (3)
National tech categories:
FR 6.4 (93) · None (58) · FR 6.2 (13) · FR 6.3 (8) · USPC 416/139 (5) · DE 77h.6 (4) · DE 77h.5 (3) · USPC 244/65 (3) · FR 5.8 (3) · DE 77 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C11/006 (109) · CPC B64C11/00 (54) · CPC B64C11/001 (14) · CPC B64D2700/62692 (12) · CPC B64C11/005 (11) · CPC B64C11/346 (5) · CPC B64C11/007 (4) · CPC B64D17/52 (3) · CPC B64C11/008 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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