Drilldown: Patents

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Patents > Tech fields : Dirigible or stability or subsystem

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Inventor country:
US (468) · FR (451) · DE (312) · GB (210) · None (81) · HU (74) · AT (64) · IT (53) · BE (44) · CH (37) · RU (27) · AU (18) · CA (18) · AH (15) · ES (13) · NL (12) · NO (11)
Applicant firm:
None (1796) · Motorluftschiff Studiengesellschaft m.b.H (11) · Société Antoinette (10) · Luft-Verkehrs-Gesellschaft m.b.H. (9) · Société anonyme Astra (6) · Siemens-Schuckert Werke GmbH (5) · Tarbox Safety Aircraft Company (5) · Macy Engineering Company (4) · Curtiss Aeroplane (3) · Sperry Gyroscope Company (3) · British and Colonial Aeroplane Co. (3) · Luftschiffbau Zeppelin (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Granted:
Related to aircraft:
Assigned to:
None (1869) · 1 (3) · Goodyear Tire and Rubber Company (3) · Curtiss Aeroplane and Motor Corporation (2) · Sperry Gyroscope Company (2) · (1/4) (2) · Hensel Aero Stabilizer Company (2)
IPCs:
None (992) · IPC B64C17/00 (259) · IPC B64C1/00 (186) · IPC B64B1/00 (92) · IPC B64C39/00 (49) · IPC B64C17/06 (35) · IPC B64B1/58 (35) · IPC B64C13/00 (27) · IPC B64C3/00 (23) · IPC B64C23/00 (20) · IPC B64B1/40 (20) · IPC B64C3/38 (18) · IPC B64C11/00 (16) · IPC B64C3/54 (14) · IPC B64C33/02 (13) · IPC B64C33/00 (10) · IPC B64B1/62 (8) · IPC B64C9/00 (8) · IPC B64C35/00 (8)
First filing:
Citations from after 1930:
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