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Patents > Inventor country : GB or HU & Number of text pages: None

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Tech fields:
None (315) · propulsion (44) · LTA (43) · airplane (40) · navigation (29) · propeller (26) · Stability (26) · Frame (26) · Design (23) · Propellers (17) · safety (14) · Balloon (14) · parachute (12) · construction (11) · Helicopter (11) · kite (11) · aerodynamics (11) · rudder (10)
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Supplementary to patent:
None (447) · Patent GB-1911-29012 (5) · Patent HU-1901-24148 (5) · Patent GB-1909-12556 (5) · Patent GB-1908-4519 (3) · 1 (3) · Patent GB-1909-27476 (2) · Patent GB-1902-24336 (2) · Patent GB-1906-1436 (2) · Patent GB-1912-18166 (2) · Patent GB-1913-6829 (2) · Patent GB-1887-8255 (2) · Patent GB-1885-339 (2) · Patent GB-1903-27212 (2) · Patent GB-1905-15698 (2) ·   (2) · Patent GB-1911-12188 (2) · Patent GB-1909-8531 (2)
Related to aircraft:
Patent agent:
None (467) · J. Gevers (4) · Kirkpatrick (3) · G. G. M. Hardingham (3) · Dumas (2) · John P. O'Donnell (2) · Browne & Co. (2) · Émile Barrault (2) · Abel & Imray (2) · 0 (2)
National tech categories:
None (423) · FR 6.4 (17) · BE K (14) · GB 4 propel & steer (13) · IT 8 (8) · HU V/h (7) · FR 6.3 (7) · GB 4 without buoyant (5) · USPC 244/49 (3) · GB 122 aero steam engines (3) · GB 123 aero steam generators (3)
CPCs:
None (186) · CPC B64C35/00 (20) · CPC B64B1/00 (19) · CPC B64C3/18 (16) · CPC B64C17/00 (16) · CPC B64C39/00 (15) · CPC B64C2700/6295 (14) · CPC B64C3/00 (13) · CPC B64C13/00 (12) · CPC B64C2700/6256 (11) · CPC B64B1/58 (11) · CPC B64C3/385 (11) · CPC B64C3/185 (10) · CPC B64C3/56 (10) · CPC B64C33/02 (9) · CPC B64C11/006 (9) · CPC B64F2700/6261 (8) · CPC B64C2700/6235 (8) · CPC B64C11/04 (7)
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Citations from after 1930:
Number of text pages:
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