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Patents > Office : HU or NL & Publication date: 1911

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Inventors:
None (5) · Eduard Penkala (2) · Sándor Temesváry (2) · Richard Wilcke (2) · Pál Kazvinczky (2) · József Marek (2) · August Warchalowski (2) · Albert Graff (2)
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None (5) · Eduard Penkala (2) · Sándor Temesváry (2) · Richard Wilcke (2) · Pál Kazvinczky (2) · József Marek (2) · August Warchalowski (2) · Albert Graff (2)
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Tech fields:
Airplane (23) · Subsystem (18) · Propellers (17) · Whole (16) · Design (16) · propulsion (9) · Frame (7) · Stability (7) · Construction (7) · wings (5) · Helicopter (4) · Airship (4) · Sustentation (3) · lift (3) · Aerodynamics (3) · Ascension (3) · automatic stability (3) · Biplane (3) · Control (3)
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