Drilldown: Patents

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Patents > Applicant is inventor: Yes & Grant date: March 1909

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Inventors:
Ottó Krausz (2) · Léon Dufour (2)
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Applicant person:
None (3) · Léon Dufour (2) · Ottó Krausz (2)
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Tech fields:
propulsion (12) · Airplane (12) · LTA (11) · None (9) · navigation (8) · stability (5) · propeller (5) · frame (5) · Design (4) · Wings (4) · Aerodynamics (4) · rudder (3) · construction (3) · dirigible (3)
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Showing below up to 47 results in range #1 to #47.

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