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Patents > Inventor country: None & Tech fields : construction or hybrid or lift or propulsion

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Office:
Inventors:
None (5) · G. Montaudon (3) · Vicomte Decazes (2) · Matthew Piers Watt Boulton (2) · Folacci (2) · Foucher (2) · Johnstone (2) · Enrique Sanchis (2) · Guégnot (2) · BOUBILLON (2) · Thomas Bridges Heathorn (2) · H. Neville (2) · Georges-Marie Cave (2) · J. Holt (2) · J. W. Brooks (2) · Henry William Grylls (2)
Inventor country: (Click arrow to add another value)
Applicant person:
None (108) · G. Montaudon (3) · Enrique Sanchis (2) · W. P. Thompson (2) · Vicomte Decazes (2) · Folacci (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Granted:
Related to aircraft:
Patent agent:
None (137) · Desnos (3) · Boult, Wade & Tennant (2) · Société Louis Gudman et Cie (2) · J.H. Johnson (2) · Émile Barrault (2) · Dumas (2) · Digeon (2) · Dieuaide (2) · Chassevent (2) · Duvinage (2) · Armengaud jeune (2)
National tech categories:
None (79) · FR 6.3 (41) · GB 4 propel & steer (15) · GB 4 (13) · GB 4 without buoyant (9) · GB 4 with buoyant (8) · BE K (7) · FR 6.2 (4) · DE 77 (3) · GB aërial machines with aërostats or buoyant bodies (3) · GB 4 aëroplanes (3) · FR 6.4 (3) · GB 4 parachutes (3) · GB 122 aero steam engines (3) · GB 4 aërostats (3) · GB propelling and steering arrangements (2) · HU V/h (2) · GB 4 cars and cabins (2) · GB 4 framework (2) · FR 6.3? (2)
First filing:
Citations from after 1930:
Number of diagram pages:

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