Drilldown: Patents

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Patents > Office: DE & Tech fields : Propulsion or stability

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Office: (Click arrow to add another value)
Inventors:
None (21) · Richard Czygan (3) · Ernst Georg August Baumgarten (3) · François Hennebique (2) · Otto Koch (2) · Otto Wittkowski (2) · Paul Nipkow (2) · Joseph Hofmann (2) · Erich von Bernd (2) · Hellmuth Hirth (2)
Applicant person:
None (77) · Richard Czygan (3) · Erich von Bernd (2) · Otto Koch (2) · Ernst Georg August Baumgarten (2)
Applicant type:
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Supplementary to patent:
None (124) · Patent DE-1893-73799 (2)
Related to aircraft:
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IPCs:
None (83) · IPC B64C33/02 (9) · IPC B64C17/00 (7) · IPC B64C11/00 (6) · IPC B64B1/00 (5) · IPC B64C1/00 (5) · IPC B64C39/00 (4) · IPC B64B1/58 (3) · IPC B64C17/04 (2) · IPC B64C11/16 (2) · IPC B64B1/40 (2) · IPC B64B1/06 (2) · IPC B64C27/08 (2) · IPC F01L1/42 (2) · IPC A63H27/127 (2)
CPCs:
None (64) · CPC B64C17/00 (14) · CPC B64B1/00 (8) · CPC B64C33/02 (8) · CPC B64C11/006 (8) · CPC B64C11/00 (4) · CPC B64B1/58 (3) · CPC B64C23/005 (3) · CPC B64C2700/6218 (3) · CPC B64C2700/6281 (3) · CPC B64C33/00 (3) · CPC B64C13/00 (3)
First filing:
Citations from after 1930:
Number of text pages:
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