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Patents > Office: HU & Tech fields : Propellers or control

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Inventors:
None (16) · Antoine-Padoue Filippi (3) · Oszkár Asbóth (3) · Vilmos Zurowec (2) · Johann Schütte (2) · Jean Georges Ramel (2) · Jakob Haw (2) · Gustave Plaisant (2) · Eduard Penkala (2) · Boris Loutzkoy (2) · Hermann Ruthenberg (2)
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None (17) · Oszkár Asbóth (3) · Antoine-Padoue Filippi (2) · Jakob Haw (2) · Jean Georges Ramel (2) · Johann Schütte (2) · Gustave Plaisant (2) · Boris Loutzkoy (2) · Eduard Penkala (2) · Hermann Ruthenberg (2) · Vilmos Zurowec (2)
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None (15)
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Supplementary to patent:
None (77) · Patent FR-1909-399456 (2) · Patent FR-1909-403985 (2)
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