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Patents > Inventor country: HU & Tech fields : lift or rudder or wings & Number of diagram pages: 1-2

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Inventors:
Stefan Hunyor de Visoly (5) · Eduard Penkala (5) · Rudolf Penkala (3)
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Applicant person:
Eduard Penkala (5) · József Marek (4) · Sándor Temesváry (4) · Rudolf Penkala (3) · Stefan Hunyor de Visoly (3)
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None (15)
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Showing below up to 87 results in range #1 to #87.

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