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Patents > Assigned to: None & National tech categories : CH 115 or GB 4 propel & steer

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Office:
Inventors:
James Grieve Lorrain (3) · Heinrich Suter (3) · Gustav Koch (3) · Ernest Wilson (3) · Charles John Evans (2) · Hiram Stevens Maxim (2) · John MacHaffie (2) · John Marshall (2) · Joseph Hofmann (2) · Octave Chanute (2) · Patrick Young Alexander (2) · Rudolf Krocker (2) · None (2) · Erhard Brunsmann (2)
Inventor country:
Applicant person:
None (62) · Joseph Hofmann (2) · Alfred Julius Boult (2)
Applicant type:
Applicant is inventor:
Tech fields:
propulsion (48) · LTA (36) · navigation (29) · propeller (28) · frame (20) · rudder (14) · subsystem (14) · balloon (14) · car (11) · flapping (10) · airplane (10) · whole (10) · electricity (10) · design (10) · marine (10) · heavier-than-air (10) · steam (8) · Wings (8) · jet (7)
Full specification filed date:
Granted:
Related to aircraft:
Patent agent:
None (42) · Bourry-Séquin (3) · C. Hanslin & Cie. (3) · E. Blum & Cie. (2) · W. P. Thompson & Co. (2) · Marks & Clerk (2) · J. G. Lorrain (2) · Haseltine, Lake & Co. (2) · G. F. Redfern & Co. (2) · E. Steiger-Dieziker (2) · E. Imer-Schneider (2) · E. Blum & Co. (2) · Ed. v. Waldkirch (2) · Abel & Imray (2) · A. Ritter (2)
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Cites these patents:
Citations from after 1930:
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