Drilldown: Patents

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Patents > Tech fields : Propellers or hybrid or stability

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Inventor country:
US (609) · FR (475) · DE (290) · GB (246) · BE (114) · HU (108) · AT (84) · None (69) · IT (61) · RU (34) · CA (29) · CH (22) · RO (18) · AU (18) · DK (12) · NO (12) · AH (11) · NZ (9) · ES (9) · VN (9)
Applicant firm:
None (2070) · A. Wunderlich & Cie, Ingénieurs-Conseils (36) · Motorluftschiff Studiengesellschaft m.b.H (8) · British and Colonial Aeroplane Co. (7) · Jacob Lohner & Co. (6) · Daimler Motoren-Gesellschaft (5) · Société Antoinette (5) · Tarbox Safety Aircraft Company (5) · Macy Engineering Company (4) · Luft-Verkehrs-Gesellschaft m.b.H. (4) · Westinghouse Electric & Manufacturing Company (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Granted:
Related to aircraft:
Assigned to:
None (2160) · Westinghouse Electric & Manufacturing Company (3) · Goodyear Tire and Rubber Company (3) · Curtiss Aeroplane and Motor Corporation (3) · 1 (3) · (1/4) (2) · Hensel Aero Stabilizer Company (2) · William Woods Plankinton (2)
IPCs:
None (1182) · IPC B64C17/00 (259) · IPC B64C1/00 (185) · IPC B64C39/00 (74) · IPC B64B1/00 (69) · IPC B64C11/00 (45) · IPC B64C23/00 (41) · IPC B64C17/06 (36) · IPC B64C3/38 (22) · IPC B64B1/58 (21) · IPC B64B1/40 (21) · IPC B64C13/00 (21) · IPC B64C27/04 (21) · IPC B64C35/00 (18) · IPC B64C33/02 (18) · IPC B64C11/20 (17) · IPC B64C3/54 (15) · IPC B64C11/16 (14) · IPC B64C11/04 (14)
First filing:
Cites these patents:
None (2196) · 0 (6) · 1 (3) · Patent FR-1911-438363 (3) · Patent AT-1909-47911 (2)
Citations from after 1930:
Number of diagram pages:

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