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Patents > CPCs : CPC B64C2700/6223 or None & Number of diagram pages: 2-3

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Inventor country:
US (92) · GB (81) · DE (64) · FR (53) · CA (13) · AT (12) · AU (12) · None (11) · HU (11) · CH (10) · BE (7) · SE (7) · NZ (6) · IT (4) · RU (4) · AH (4) · RO (4) · NL (4) · HR (3)
Applicant is inventor:
Tech fields:
airplane (116) · Propulsion (83) · frame (79) · LTA (77) · design (72) · navigation (61) · stability (56) · propellers (43) · propeller (38) · whole (38) · wings (33) · Airship (32) · construction (30) · Control (29) · None (28) · subsystem (26) · rudder (25) · safety (24) · balloon (23) · lift (19)
Application number:
None (310)
Granted:
Supplementary to patent:
None (240) · Patent US-1913-04-21 George Raymond Lawrence (3) · Patent FR-1902-328044 (3) · Patent DE-1895-98580 (3) · Patent US-1909-970771 (3) · Patent CH-1899-18666 (3) · Patent US-1910-1011683 (3)
Related to aircraft:
Patent agent:
None (184) · Haseltine, Lake & Co. (7) · Marks & Clerk (6) · None (5) · Wheatley & Mackenzie (5) · W. P. Thompson & Co. (5) · H. Kirchhofer (5) · E. Imer-Schneider (5) · G. F. Redfern & Co. (4)
National tech categories:
None (167) · HU V/h (72) · CH 129b (18) · GB 4 propel & steer (12) · AT 77d (10) · AU 90.3 (10) · DE 77 (9) · GB 4 without buoyant (7) · CH 115 (7) · GB 4 aëroplanes (5) · AU 90.5 (5) · FR 6.4 (5) · GB 4 framework (4) · CA 244/24 (4) · FR 5 (3) · CH 96g (3) · CH 129c (3) · AU 90.1 (3) · GB 4 with buoyant (3) · CA 244/35 (3)
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First filing:
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