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Patents > CPCs : CPC G01C21/18 or None & Number of text pages: 5-14

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Office:
Applicant person:
None (63) · Louis Brennan (6) · Alfred John Macy (5) · Arthur Henry Edwards (4) · Wilbur Wright (3) · Charles Arthur Wragg (3) · Martin Diederich Rucker (3) · Jean Francis Webb, Sr. (3) · Orville Wright (3) · Georges de Bothezat (3) · William Phillips Thompson (3) · Adolphe-François-Joseph Doutre (3)
Applicant is inventor:
Tech fields:
airplane (88) · stability (57) · frame (55) · propulsion (50) · design (45) · navigation (44) · LTA (40) · propeller (34) · whole (28) · propellers (25) · wings (22) · control (21) · aerodynamics (19) · safety (18) · rudder (18) · balloon (17) · construction (17) · subsystem (17) · hybrid (16) · Lift (16)
Full specification filed date:
Application number:
None (216) · 25941D (4)
Granted:
Supplementary to patent:
None (147) · Patent GB-1909-26034 (4) · Patent US-1913-04-21 George Raymond Lawrence (3) · Patent GB-1908-4519 (3) · Patent US-1910-1011683 (3) · Patent BE-1911-05-15 Georges de Bothezat (3) · Patent GB-1912-2540 (2) · Patent GB-1911-12232 (2) · Patent US-1880-224510 (2) · Patent US-1904-876125 (2) · Patent FR-1908-404631 (2) · Patent FR-1902-324521 (2) · Patent FR-1898-03-21 Louis-Étienne Roze (2) · Patent US-1911-1109891 (2) · Patent US-1910-1041876 (2)
Related to aircraft:
Patent agent:
None (131) · Haseltine, Lake & Co. (8) · Marks & Clerk (6) · Henry Hughes (6) · Brewer & Son (3) · Herbert Haddan & Co. (3) · Jensen & Son (3) · Baldwin & Rayward (3) · None (3) · Munn & Co. (3)
National tech categories:
None (121) · HU V/h (36) · AU 90.3 (9) · GB 4 propel & steer (8) · CH 129b (8) · AT 77d (6) · DK 77 (5) · FR 6.4 (5) · GB 4 without buoyant (5) · CA 244/24 (5) · GB 4 framework (4) · AU 90.5 (4) · CA 244/12 (3) · GB 4 motors (3) · GB 4 aëroplanes (3) · AU 90.1 (3)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of text pages:
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