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Patents > CPCs : IPC B64C25/36 or None & Number of diagram pages: 2-50000000

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Inventor country:
US (151) · GB (96) · DE (75) · FR (67) · None (20) · HU (14) · AU (13) · AT (12) · CA (12) · CH (10) · SE (8) · BE (7) · NZ (6) · IT (5) · RO (4) · NL (4) · AH (4) · MC (3) · HR (3)
Applicant is inventor:
Tech fields:
airplane (147) · propulsion (108) · frame (104) · LTA (97) · Design (88) · navigation (74) · Stability (71) · Whole (52) · propellers (52) · propeller (52) · construction (42) · wings (42) · Airship (36) · control (36) · rudder (33) · subsystem (31) · safety (29) · None (28) · Flapping (26) · balloon (25)
Application number:
None (370) · navigation (5) · 25941D (4) · rudder (4) · stability (3) · propulsion (3) · propeller (3)
Granted:
Supplementary to patent:
None (290) · Patent FR-1902-328044 (3) · Patent US-1909-970771 (3) · Patent GB-1908-4519 (3) · Patent DE-1895-98580 (3) · Patent US-1913-04-21 George Raymond Lawrence (3) · Patent CH-1899-18666 (3) · Patent GB-1909-26034 (3) · Patent US-1910-1011683 (3) · 1 (3)
Related to aircraft:
Patent agent:
None (255) · None (9) · Haseltine, Lake & Co. (9) · Marks & Clerk (8) · W. P. Thompson & Co. (7) · Wheatley & Mackenzie (5) · E. Imer-Schneider (5) · H. Kirchhofer (5) · Herbert Haddan & Co. (5) · J. Owden O'Brien (4) · Jensen & Son (4) · 1 (4) · Munn & Co. (4) · Boult, Wade & Tennant (4)
National tech categories:
None (196) · HU V/h (87) · CH 129b (19) · GB 4 propel & steer (16) · AT 77d (12) · DE 77 (12) · AU 90.3 (10) · GB 4 without buoyant (10) · GB 4 aëroplanes (8) · CH 115 (7) · GB 4 framework (7) · CA 244/24 (6) · AU 90.5 (5) · FR 6.4 (5) · DK 77 (4) · FR 5 (4) · CA 244/35 (4)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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