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Patents > Tech fields: propeller & CPCs : CPC B63H23/32 or CPC B64B1/00

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Office:
Inventors:
Reinhold Schmiechen (3) · Eugene F. Falconnet (3) · Richard Czygan (2) · Aladar de Bajza (2) · Stewart Cairncross (2) · Anthony O'Brate (2) · August Schlegelmilch (2) · Philippe Delbert (2)
Inventor country:
Applicant person:
None (14) · Reinhold Schmiechen (3) · Aladar de Bajza (2) · August Schlegelmilch (2) · Eugene F. Falconnet (2) · Richard Czygan (2) · Philippe Delbert (2) · Anthony O'Brate (2)
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None (24)
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Related to aircraft:
National tech categories:
USPC 244/30 (13) · None (7) · USPC 244/25 (7) · FR 6.4 (7) · USPC 244/26 (6) · USPC 244/99 (4) · USPC 244/96 (4) · USPC 244/28 (4) · FR 6.3 (3) · USPC 244/29 (3) · DE 77 (3) · USPC 244/48 (2) · USPC 244/27 (2)
CPCs: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
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Showing below up to 66 results in range #1 to #66.

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