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Patents > Inventor country : GB or NL & Number of figures: 3-4

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Office:
Inventor country: (Click arrow to add another value)
Inventor location:
None (296) · London (8) · England (5) · Yorkshire (5) · County of London (4) · Birmingham (3) · Leeds (3) · London, E.C. (2) · London, S.W. (2) · Northants (2) · Peterborough (2)
Applicant is inventor:
Tech fields:
airplane (73) · None (63) · frame (42) · propulsion (33) · control (33) · LTA (29) · stability (29) · propeller (22) · design (22) · navigation (22) · propellers (21) · wings (19) · subsystem (17) · construction (16) · rudder (14) · aerodynamics (13) · landing (13) · steering (12) · hydroaeroplane (10) · fuselage (9)
Full specification filed date:
Application number:
None (93)
Granted:
Supplementary to patent:
None (280) · Patent GB-1916-109146 (3) · Patent GB-1913-22557 (2) · Patent GB-1927-653688 (2) · Patent GB-1911-29012 (2) · Patent GB-1906-27312 (2) · Patent GB-1910-5908 (2) · Patent GB-1912-29012.15939 (2)
Related to aircraft:
Patent agent:
None (55) · None (16) · Marks & Clerk (15) · Haseltine, Lake & Co. (14) · Brewer & Son (11) · Boult, Wade & Tennant (10) · Brierley & Howard (7) · G. F. Redfern & Co. (7) · Mewburn, Ellis & Pryor (7) · Abel & Imray (5) · Phillipss (5) · Edmund Hunt & Co. (5) · Phillips & Leigh (4) · Brandon frères (4) · Browne & Co. (4) · G.F. Redfern & Co. (4) · Rayner & Co. (4)
National tech categories:
None (248) · FR 6.4 (34) · NL 62 (4) · GB 4 propel & steer (4) · DE 77h.5 (3) · AT 77d (3) · USPC 244/66 (2) · USPC 244/233 (2) · AU 90.5 (2) · USPC 244/22 (2) · GB 4 with buoyant (2) · DE 77 (2) · USPC 244/225 (2)
IPCs:
None (83) · IPC B64C13/00 (21) · IPC B64C35/00 (20) · IPC B64C25/00 (18) · IPC B64C39/00 (17) · IPC B64C3/00 (16) · IPC B64B1/00 (12) · IPC B64C1/00 (12) · IPC B64C17/00 (9) · IPC B64C3/38 (9) · IPC B64C11/00 (7) · IPC B64B1/58 (6) · IPC B64C23/00 (6) · IPC B64C3/54 (6) · IPC B64C33/00 (5) · IPC B64C11/04 (4) · IPC B64C11/18 (4) · IPC B64C11/16 (4) · IPC B64C3/18 (4)
CPCs:
None (51) · CPC B64C13/00 (27) · CPC B64C2700/6256 (22) · CPC B64C3/00 (17) · CPC B64C35/00 (16) · CPC B64C3/385 (11) · CPC B64F2700/6226 (11) · CPC B64C2700/6295 (11) · CPC B64B1/00 (11) · CPC B64C23/005 (10) · CPC B64C25/06 (10) · CPC B64C17/00 (10) · CPC B64C25/62 (10) · CPC B64C2700/6235 (10) · CPC B64C39/00 (9) · CPC B64C2700/6274 (7)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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