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Patents > Office: US & Filing date: 1910 - 1919 & Number of claims: 2-4

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Office: (Click arrow to add another value)
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Inventor location:
None (394) · New York county (6) · New York City (5) · California (5) · Allegheny county, Pennsylvania (4) · PA (4) · Pittsburgh (4) · St. Louis (3) · Los Angeles (3) · New York (3) · Ohio (3) · Seine-et-Oise (3) · Missouri (3)
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Supplementary to patent:
None (413) · Patent GB-1911-2636 (2) · Patent FR-1909-402649 (2)
Related to aircraft:
Patent agent:
None (95) · Victor J. Evans (37) · Munn & Co. (22) · C. A. Snow & Co. (13) · None (9) · Joshua R. H. Potts (8) · Watson E. Coleman (7) · H. C. Evert & Co. (6) · Christy and Christy (4) · H. B. Willson & Co. (4) · E. E. Vrooman (4) · Percy S. Webster (3) · B. Singer (3) · G. H. Strong (3) · A. M. Wilson (3) · A. B. Willson & Co. (3) · Spear, Middleton, Donaldson & Spear (3) · John P. Tarbox (3)
Assigned to:
None (413) · Moteurs Salmson (4) · Sperry Gyroscope Company (2) · Société Anonyme des Établissements Nieuport (2) · Albert L. Watters (2)
National tech categories:
None (136) · USPC 244/6 (14) · USPC 244/22 (13) · USPC 244/45R (11) · USPC 244/80 (11) · USPC 244/233 (11) · USPC 244/48 (9) · USPC 244/60 (9) · USPC 244/234 (8) · USPC 244/35R (8) · USPC 244/90R (7) · USPC 244/66 (7) · USPC 244/93 (7) · USPC 244/87 (7) · USPC 244/144 (7) · USPC 244/50 (6) · USPC 244/113 (6) · USPC 244/76R (6) · USPC 244/79 (6)
IPCs:
None (345) · IPC B64C39/00 (11) · IPC B64C3/00 (8) · IPC B64B1/00 (6) · IPC B64C27/00 (6) · IPC B64C33/00 (6) · IPC B64C13/00 (6) · IPC B64C25/00 (6) · IPC B64D17/00 (5) · IPC B64C23/00 (5) · IPC B64C3/38 (5) · IPC B64C17/00 (4) · IPC B64C1/00 (4) · IPC B64C13/12 (3) · IPC B64D27/00 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
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