Drilldown: Patents

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Patents > Applicant firm: None & National tech categories : DE 77h.6 or USPC 244/226

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Inventors:
Jakob Haw (7) · Christian Lorenzen (6) · Hellmuth Hirth (4) · Joseph Hofmann (2) · Lucien Chauvière (2) · None (2) · Paul Frederik Degn (2)
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Applicant person:
None (19) · Jakob Haw (5) · Joseph Hofmann (2) · Hellmuth Hirth (2) · Paul Frederik Degn (2) · Hans Reissner (2) · Christian Lorenzen (2) · Lucien Chauvière (2)
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Tech fields:
propeller (44) · propulsion (16) · Propellers (9) · Airplane (7) · helicopter (5) · metal (4) · frame (4) · None (4) · subsystem (4) · navigation (3) · hybrid (3) · parachute (3)
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Showing below up to 67 results in range #1 to #67.

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