Drilldown: Patents

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Patents > Tech fields : Aerodynamics or propellers & Supplementary to patent: None

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Applicant firm:
None (773) · Jacob Lohner & Co. (5) · Westinghouse Electric & Manufacturing Company (4) · Borrmann and Kaerting (3) · Motorluftschiff Studiengesellschaft m.b.H (3) · Lang Propeller Limited (2) · British and Colonial Aeroplane Co. (2) · Société anonyme des appareils d'aviation Hanriot (2) · A. Wunderlich & Cie, Ingénieurs-Conseils (2) · Moteurs Salmson (2) · Luft-Verkehrs-Gesellschaft m.b.H. (2) · Société Antoinette (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
Granted:
Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
Patent agent:
None (331) · Armengaud jeune (43) · None (27) · E. Blétry (13) · Lavoix et Mosès (11) · Weismann et Marx (11) · Charles Dony (10) · L. Chassevent (10) · A. Wunderlich & Cie, Ingénieurs-Conseils (9) · Marks & Clerk (7) · Hippolyte Josse (7) · Haseltine, Lake & Co. (7) · Boult, Wade & Tennant (7) · Boramé et Julien (6) · Dom. Casalonga (6) · J. Germain (6)
National tech categories:
FR 6.4 (257) · None (211) · HU V/h (79) · BE K (64) · AT 77d (29) · FR 6.2 (26) · FR 6.3 (23) · DE 77h.6 (7) · NL 62 (7) · CH 129b (6) · DE 77h.5 (6) · USPC 244/35R (5) · FR 6.1 (4) · USPC 244/65 (4)
IPCs:
None (376) · IPC B64C39/00 (49) · IPC B64C11/00 (47) · IPC B64C1/00 (41) · IPC B64C17/00 (38) · IPC B64C23/00 (15) · IPC B64C11/04 (15) · IPC B63H1/12 (14) · IPC B64C11/20 (14) · IPC B64B1/00 (14) · IPC B64C11/16 (13) · IPC B64C27/04 (11) · IPC B64C13/00 (8) · IPC B64C3/00 (8) · IPC B64C3/38 (7) · IPC B64C3/54 (7) · IPC B64C35/00 (7)
First filing:
Citations from after 1930:
Number of diagram pages:

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