Patent FR-1903-330143

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This French brevet makes reference to the British priority date 1902-11-06.

  • Inventor locations: de Walden is filing from England and Knudsen is filing from the United States.

Sources


Year filed 1903
Year granted 1903
Office FR
Patent number 330143
Inventors Howard de Walden, Hans Knudsen
Inventor country GB, US
Applicant person
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Perfectionnements apportés à la construction des véhicules aériens mus mécaniquement
English title Mechanically Propelled Aerial Vehicles
Tech fields LTA, parachute, aerodynamics, safety, airfoil, car, suspension, rudder
Filing date 1903/03/11
Full specification filed date
Application number 330143D
Grant date 1903/06/20
Granted? Yes
Publication date 1903/08/13
Supplementary to patent Patent GB-1902-24336
Related to aircraft? 1
Serial number
Patent agent P. Coulomb
Assigned to
National tech categories FR 6.3
IPCs IPC B64C23/00
CPCs CPC B64C23/005
Family year 1902
First filing? No
Cites these patents
Citations from after 1930
Application ID 19151396
INPADOC family ID 5239839
Number of text pages
Number of diagram pages
Number of figures
Number of claims