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Patents > Grant date: 1913 & National tech categories : DE 77h or HU V/h

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None (8) · Dőry Béla Jobaházi (4) · Árpád Zigány (3) · Karl Bomhard (3) · Adolphe-François-Joseph Doutre (2) · Johann Schütte (2) · Ernő Bajtay (2)
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None (8) · Dőry Béla Jobaházi (4) · Karl Bomhard (3) · Árpád Zigány (3) · Adolphe-François-Joseph Doutre (2) · Johann Schütte (2) · Ernő Bajtay (2)
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Tech fields:
Airplane (41) · design (17) · subsystem (15) · construction (15) · Frame (14) · wings (11) · Propellers (11) · stability (11) · Aerodynamics (10) · automatic stability (8) · whole (5) · Propulsion (5) · Airship (5) · biplane (4) · Gliders (4) · chassis (4) · Flapping (4)
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None (6)
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