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Patents > Related to aircraft : 0.5 or No or Partially

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None (100) · projectile (79) · propulsion (76) · military (76) · marine (45) · propeller (32) · navigation (23) · windmill (20) · stability (18) · safety (17) · propellers (16) · motors (13) · aerodynamics (12) · ballistics (12) · electricity (12) · paddle-wheel (11) · motor (11) · frame (11) · construction (10)
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None (416)
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Supplementary to patent:
None (447) · Patent GB-1911-12232 (7) · Patent FR-1913-466195 (5) · Patent CH-1912-62201 (4) · Patent FR-1911-432083 (2) · Patent BE-1906-03-30 Maurice-Paul-Émile Pruvost (2) · Patent FR-1905-353709 (2) · Patent GB-1885-339 (2) · Patent FR-1909-406375 (2)
Related to aircraft: (Click arrow to add another value)
Patent agent:
None (351) · None (9) · Munn & Co. (9) · Armengaud jeune (4) · Brewer & Son (3) · Brandon frères (3) · Marks & Clerk (3) · Boult, Wade & Kilburn (2) · Léon Francken (2) · Société Assi et Genès (2) · Lavoix et Mosès (2) · G. F. Redfern & Co. (2) · Blétry aîné (2) · Henry Howson (2) · John P. O'Donnell (2) · 0 (2) · Dom. Casalonga (2)
Assigned to:
None (453) · Western Electric Company (3) · Charles Spear (2)
IPCs:
None (374) · IPC F42B10/00 (19) · IPC B64C11/00 (8) · IPC B64B1/00 (7) · IPC B64C5/04 (5) · IPC A01H5/02 (3) · IPC F42B10/34 (3) · IPC A63H27/00 (3) · IPC F42B10/50 (3) · IPC F42B10/14 (3)
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