Drilldown: Patents

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Patents > Applicant firm: None & Filing date: 1909 & Family year: 1900 - 1999 & First filing: None

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Karl Emich (2) · Hermann Ruthenberg (2) · Wilhelm Pega (2) · Louis Blériot (2) · Louis Brennan (2) · Gabriel Babillot (2) · Johannes Schilling (2) · O. Koch (2)
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None (32) · Airplane (13) · propulsion (10) · Stability (9) · LTA (7) · subsystem (7) · Design (7) · navigation (6) · rudder (6) · Frame (6) · Propellers (6) · Airship (4) · propeller (4) · wheels (3) · Control (3)
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