Drilldown: Patents

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

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Office: (Click arrow to add another value)
Inventors:
None (23) · Hellmuth Hirth (3) · Louis Blériot (3) · Richard Czygan (3) · Joseph Hofmann (3) · Ernst Georg August Baumgarten (3) · Paul Nipkow (2) · Christian Lorenzen (2) · Claude Dornier (2) · Otto Wittkowski (2) · Erich von Bernd (2) · Otto Koch (2) · Gottlieb Krebs? (2) · Paul Fugairon (2) · Josef Seiberl (2) · Stanislaus Victor Saloni (2)
Inventor country:
Applicant person:
None (98) · Richard Czygan (3) · Joseph Hofmann (2) · Hellmuth Hirth (2) · Otto Koch (2) · Erich von Bernd (2) · Ernst Georg August Baumgarten (2) · Josef Seiberl (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Granted:
Supplementary to patent:
None (131) · Patent DE-1893-73799 (2)
Related to aircraft:
IPCs:
None (79) · IPC B64C33/02 (12) · IPC B64C11/00 (6) · IPC B64B1/64 (5) · IPC B64B1/00 (4) · IPC B64B1/58 (4) · IPC B64B1/06 (4) · IPC B64C39/00 (4) · IPC B64C3/00 (3) · IPC B64C11/16 (3) · IPC B64C1/00 (3) · IPC B64C25/00 (2) · IPC B64C11/24 (2) · IPC B64D1/02 (2) · IPC B64B1/62 (2) · IPC F01L1/42 (2) · IPC B64B1/40 (2) · IPC B64C11/20 (2) · IPC G08B5/40 (2)
CPCs:
None (62) · CPC B64C33/02 (11) · CPC B64C11/006 (8) · CPC B64B1/00 (7) · CPC B64B1/64 (6) · CPC B64C11/00 (4) · CPC B64C3/00 (4) · CPC B64B1/58 (4) · CPC B64C2700/6281 (3) · CPC B64B1/62 (3) · CPC B64C33/00 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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