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Patents > Office : MX or Other or None & Inventor country : FR or HU & Filing date: 1900 - 1909 & National tech categories : AT 77d or HU V/h & Citations from after 1930: None

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Office: (Click arrow to add another value)
Inventors:
Stefan Hunyor de Visoly (4) · Eduard Penkala (3) · Viktor Tarczal (3) · Antoine-Padoue Filippi (2) · Rudolf Penkala (2) · József Bucher (2) · Philippe Delbert (2) · Hippolyte Louis Malécot (2) · Émile-Médéric Bossuet (2)
Inventor country: (Click arrow to add another value)
Applicant person:
None (7) · Viktor Tarczal (3) · Eduard Penkala (3) · Philippe Delbert (2) · József Bucher (2) · Dr. Hunyor István Visolyi (2) · Rudolf Penkala (2) · Stefan Hunyor de Visoly (2)
Applicant is inventor:
Tech fields:
Airplane (17) · Design (14) · Propellers (14) · Propulsion (13) · Airship (11) · subsystem (11) · LTA (10) · wings (8) · whole (8) · frame (8) · Steering (6) · Control (6) · lift (6) · flapping (6) · aerodynamics (5) · Construction (5) · Dirigibles (5) · Helicopter (5)
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Cites these patents:
Citations from after 1930:
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Showing below up to 58 results in range #1 to #58.

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