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Patents > Office: US & CPCs : CPC B64B1/40 or CPC B64C2700/6212 or CPC B64C39/04

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Office: (Click arrow to add another value)
Inventors:
Ralph Hazlett Upson (3) · Frederick Brackett (2) · Hermann Naatz (2) · Amos A. Wyckoff (2) · John J. Rectenwald (2) · John R Gammeter (2) · Romeo Wankmüller (2) · James Hartness (2)
Inventor country:
Applicant person:
None (14) · Frederick Brackett (2) · Luft Fahrzeug G.m.b.H. (2) · John J. Rectenwald (2) · James Hartness (2)
Applicant is inventor:
Tech fields:
LTA (54) · None (39) · balloon (30) · stability (16) · navigation (14) · frame (11) · parachute (11) · safety (10) · car (9) · rudder (7) · propeller (6) · kite (6) · airship (5) · airfoil (5) · marine (4) · takeoff (4)
Full specification filed date:
Application number:
None (25)
Granted:
Publication date:
(There are no values for this filter)
Related to aircraft:
National tech categories:
None (33) · USPC 244/127 (17) · USPC 244/32 (13) · USPC 244/96 (12) · USPC 244/33 (10) · USPC 244/31 (8) · USPC 244/99 (5) · USPC 244/104R (2) · USPC 244/94 (2) · USPC 244/97 (2) · USPC 244/128 (2) · USPC 104/22 (2) · USPC 244/115 (2)
CPCs: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 106 results in range #1 to #106.

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