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Patents > Inventor country : IT or NL or US & Application number : 1732817 or 25941D or None & Assigned to : Western Electric Company or None & Number of text pages: 2

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Office:
Inventor country: (Click arrow to add another value)
Applicant person:
None (53) · Louis Gathmann (5) · Watson F. Quinby (4) · Spencer Heath (4) · Estanislao Caballero de los Olivos (3) · George Raymond Lawrence (3) · Joseph Allison Steinmetz (3)
Applicant is inventor:
Tech fields:
LTA (57) · frame (38) · propeller (37) · propulsion (37) · military (37) · airplane (37) · projectile (28) · navigation (27) · parachute (19) · None (17) · car (17) · marine (16) · stability (15) · balloon (15) · safety (15) · kite (15) · flapping (13) · rudder (12) · propellers (11) · wheels (11)
Full specification filed date:
Application number: (Click arrow to add another value)
Granted:
Supplementary to patent:
None (246) · Patent US-1913-04-21 George Raymond Lawrence (3) · Patent DE-1904-173378 (2) · Patent US-1913-04-01 Cooper (2) · Patent US-1910-1041876 (2)
Related to aircraft:
Patent agent:
None (129) · Munn & Co. (31) · None (10) · A. M. & William Clark (2) · Victor J. Evans (2) · Cruikshank & Fairweather, Ltd. (2) · Haseltine, Lake & Co. (2)
Assigned to: (Click arrow to add another value)
National tech categories:
None (66) · USPC 244/3.23 (17) · AT 77d (17) · DE 77 (9) · USPC 244/153R (9) · USPC 244/155R (6) · FR 6.4 (5) · DE 77h.5 (5) · USPC 244/64 (5) · USPC 102/371 (4) · USPC 244/30 (4) · USPC 244/28 (4) · USPC 244/26 (4)
IPCs:
None (185) · IPC B64B1/00 (14) · IPC B64C31/06 (10) · IPC B64C31/00 (9) · IPC F42B10/00 (7) · IPC B64D17/00 (4) · IPC B64C39/00 (4) · IPC B64D27/00 (3) · IPC B64C17/00 (3)
CPCs:
None (57) · CPC B64B1/00 (17) · CPC F42B10/30 (14) · CPC B64C27/54 (11) · CPC A63H27/08 (9) · CPC B64C11/006 (9) · CPC B64C11/48 (8) · CPC B64C23/005 (7) · CPC B64B1/40 (5) · CPC A63H27/087 (5) · CPC Y02E10/72 (5)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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