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Patents > Office: US & National tech categories : GB 4 propel & steer or None

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Office: (Click arrow to add another value)
Inventor location:
None (1717) · Pennsylvania (12) · New York (10) · Illinois (7) · New York City (7) · New York county (7) · New York state (7) · Indiana (7) · Missouri (6) · PA (6) · Allegheny county, Pennsylvania (6) · Ohio (6) · Pittsburgh (5) · New Jersey (5) · Michigan (4) · NY (4) · Oklahoma (4) · California (4)
Applicant firm:
None (1715) · Curtiss Aeroplane (48) · Sperry Gyroscope Company (9) · Westinghouse Electric & Manufacturing Company (9) · Curtiss Aeroplane and Motor Corporation (6) · Tarbox Safety Aircraft Company (6) · Moteurs Salmson (4) · Société Anonyme des Établissements Nieuport (4) · General Electric Company (3) · John A. Roebling's Sons (2) · Magneso Calcite Fire-Proof Company (2) · Haskelite Manufacturing Corporation (2) · Grand Rapids Trust Company (2) · Ordnance Engineering Corp. (2) · Curtiss Aeroplane & Motor Corporation (2) · L W F Engineering Company (2) · Aeroplane Destroyer Company (2) · United Fast Color Eyelet Company (2) · American Mechanical Improvement Company (2) · Westinghouse Air Spring Company (2)
Applicant is inventor:
Application number:
Granted:
Supplementary to patent:
None (1798) · 1 (6) · Patent US-1916-1208684 (2) · Patent GB-1880-2498 (2)
Related to aircraft:
Assigned to:
None (1701) · Curtiss Aeroplane and Motor Corporation (9) · Sperry Gyroscope Company (9) · Curtiss Aeroplane (8) · Westinghouse Electric & Manufacturing Company (7) · 1 (6) · Moteurs Salmson (4) · Curtiss Aeroplane & Motor Corporation (3) · Goodyear Tire and Rubber Company (3) · Société Anonyme des Établissements Nieuport (3) · Vertical Propeller Co. (2) · General Electric Company (2) · Grand Rapids Trust Company (2) · Magneso Calcite Fire-Proof Company (2) · Haskelite Manufacturing Corporation (2) · Westinghouse Air Spring Company (2) · John A. Roebling's Sons (2) · Aeroplane Destroyer Company (2)
National tech categories: (Click arrow to add another value)
IPCs:
None (1693) · IPC B64C3/00 (14) · IPC B64C39/00 (11) · IPC B64C23/00 (10) · IPC B64C1/00 (8) · IPC B64C17/00 (8) · IPC B64C11/04 (8) · IPC B64C35/00 (7) · IPC B64C3/18 (7) · IPC B64C25/00 (7) · IPC B64C11/20 (7) · 1 (6) · IPC B64C33/00 (5) · IPC B64C3/38 (5) · IPC B64C13/12 (5) · IPC B64C11/36 (4) · IPC B64C29/00 (3) · IPC B64C27/10 (3) · IPC B64C27/04 (3) · IPC B64C5/04 (3)
First filing:
Citations from after 1930:

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