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Patents > Year granted: 1920 & Number of claims: 2-5

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Year granted:
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Office:
Inventors:
None (47) · Raimund Nimfuehr (2) · Henry Kleckler (2) · Hans Josef Goebbel (2) · Gustave Delage (2) · Gianni Caproni (2) · John Edward Thompson (2) · Joseph Vanorio (2) · Franz Schneider (2) · Eduard Zaparka (2) · Jacob Knappich (2) · Roger Courtois-Suffit (2) · Walter George Tarrant‎ (2)
Inventor country:
Applicant person:
None (54) · Raimund Nimfuehr (2) · Jacob Knappich (2) · Walter George Tarrant‎ (2) · Joseph Vanorio (2) · John William Rapp (2) · Roger Courtois-Suffit (2) · John Edward Thompson (2) · Hans Josef Goebbel (2) · Gianni Caproni (2)
Applicant is inventor:
Tech fields:
airplane (42) · frame (22) · construction (18) · wings (17) · Design (16) · None (14) · propellers (13) · Subsystem (12) · propulsion (9) · aerodynamics (8) · control (8) · metal (7) · lift (7) · military (6) · landing (6) · LTA (6)
Full specification filed date:
Application number:
None (40)
Granted:
Supplementary to patent:
None (86)
Related to aircraft:
Patent agent:
None (74) · Armengaud jeune (4) · Dupont et Elluin (3) · Marks & Clerk (3) · M. Zerolo (2) · J. Bonnet-Thirion et Breton (2) · Herbert Haddan & Co. (2) · Munn & Co. (2) · John P. Tarbox (2) · Société G. Breton, P. Audy, J. Rousset, A. Vergé (2) · W. P. Thompson & Co. (2) · Brandon frères (2)
National tech categories:
None (36) · HU V/h (18) · FR 6.4 (18) · DE 77h.5 (13) · DE 77h.9 (7) · DE 77h.7 (4) · DE 77h.15 (4) · DE 77h.6 (3) · USPC 244/22 (2) · AT 77d (2) · FR 6.2 (2) · DK 77 (2)
IPCs:
None (37) · IPC B64C3/00 (11) · IPC B64C35/00 (6) · IPC B64C25/00 (5) · IPC B64C13/12 (5) · IPC B64C39/00 (5) · IPC B64C3/56 (4) · IPC B64C1/00 (4) · IPC B64C25/62 (3) · IPC B64C17/00 (3) · IPC B64B1/58 (3) · IPC B64C33/02 (2) · IPC B64C11/22 (2) · IPC B64C3/18 (2) · IPC B64D17/80 (2) · IPC B64F1/22 (2) · IPC B64C23/00 (2) · IPC B64C25/66 (2) · IPC B64C11/00 (2) · IPC B64C11/14 (2)
CPCs:
None (30) · CPC B64C3/00 (12) · CPC B64C35/00 (7) · CPC B64C13/12 (5) · CPC B64C2700/6235 (5) · CPC B64C3/56 (4) · CPC B64F2700/6226 (4) · CPC B64C3/26 (3) · CPC B64C25/06 (3) · CPC B64B1/58 (3) · CPC B64C25/62 (3) · CPC B64C17/00 (3) · CPC B64C2700/6233 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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