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Patents > Patent agent : Herbert Haddan & Co. or W. J. Spruson or None

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Inventor country:
None (2393) · US (1889) · FR (1594) · DE (1323) · GB (640) · AT (212) · IT (158) · HU (156) · BE (123) · CH (78) · RU (67) · CA (66) · AU (40) · AH (32) · ES (28) · SE (27) · NL (26) · NO (25) · Poland (24) · Prussia (20)
Applicant is inventor:
Tech fields:
None (8903) · LTA (10) · propulsion (5) · propellers (3) · wings (2) · Control (2) · parachute (2) · propeller (2) · frame (2) · motors (2) · takeoff (2) · navigation (2) · aerostat (2) · wheels (2) · airplane (2)
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Patent agent: (Click arrow to add another value)
Assigned to:
None (8713) · 1 (34) · Westinghouse Electric & Manufacturing Company (6) · Goodyear Tire and Rubber Company (5) · Moteurs Salmson (5) · Tarbox Safety Aircraft Company (4) · Westinghouse Air Spring Company (3) · Rubber Balloon Company of America (3) · International Aeronautical Construction Company (3) · Curtiss Aeroplane (3) · Curtiss Aeroplane and Motor Corporation (2) · Varioplane Company (2) · Charles Spear (2) · Thenen (2)
First filing:
Cites these patents:
None (8844) · 0 (11) · 1910 (6) · 1 (5) · 1911 (4) · CPC B64B1/00 (3) · 1909 (3) · 1887 (2) · 1907 (2) · 1877 (2) · Patent AT-1909-47911 (2)
Citations from after 1930:
Number of diagram pages:

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