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Patents > Inventor country: US & CPCs : CPC B64C3/50 or None

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Inventor country: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
Airplane (115) · LTA (95) · None (93) · frame (65) · propulsion (62) · navigation (53) · propeller (45) · stability (42) · design (38) · rudder (31) · wings (29) · whole (28) · safety (27) · Propellers (27) · military (25) · parachute (23) · car (23) · marine (21) · balloon (21) · construction (19)
Application number:
None (440) · navigation (8) · propeller (6) · rudder (5) · 25941D (4) · stability (4) · propulsion (4) · frame (3) · flapping (2) · wheels (2)
Granted:
Supplementary to patent:
None (314) · Patent US-1909-970771 (7) · Patent US-1913-1087946 (6) · Patent US-1910-1041876 (6) · Patent US-1910-1011683 (6) · Patent US-1913-04-21 George Raymond Lawrence (6) · Patent US-1903-821393 (6) · Patent US-1906-850616 (6) · Patent US-1909-1010443 (4) · 1 (4) · Patent FR-1906-363017 (4) · Patent US-1892-502168 (3) · Patent US-1916-1208684 (3) · Patent US-1908-1072664 (3) · Patent US-1908-922952 (3)
Patent agent:
None (385) · Munn & Co. (9) · 1 (7) · None (4) · Haseltine, Lake & Co. (4) · Marks & Clerk (4) · Brewer & Son (3) · Duvinage (3) · A. M. & William Clark (3)
Assigned to:
None (478) · 1 (31) · Dewey Corporation (2) · Syracuse, NY (2) · Rubber Balloon Company of America (2)
National tech categories:
None (217) · AT 77d (18) · HU V/h (16) · BE K (13) · IT 8 (11) · RU Group V (10) · AU 90.3 (9) · DE 77 (9) · CA 244/24 (8) · DK 77 (8) · CH 129b (7) · MX F. III (7) · GB 4 aëroplanes (6) · USPC 244/3.23 (6) · 1 (6) · USPC 244/153R (5) · USPC 244/63 (5)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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