Drilldown: Patents

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

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Inventors:
Ottó Krausz (2) · Léon Dufour (2)
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None (3) · Léon Dufour (2) · Ottó Krausz (2)
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Tech fields:
None (18) · propulsion (9) · LTA (9) · navigation (6) · airplane (5) · propeller (4) · rudder (3) · frame (3) · construction (2) · helicopter (2) · flapping (2) · dirigible (2) · control (2) · wings (2) · car (2) · balloon (2)
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Showing below up to 46 results in range #1 to #46.

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