Drilldown: Patents

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Patents > Inventors: None & Inventor country : AT or ES or NL

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Tech fields:
airplane (52) · Frame (27) · Construction (24) · design (17) · wheels (16) · Chassis (16) · Landing (12) · braking (8) · propellers (7) · Hangars (6) · biplane (6) · Infrastructure (6) · safety (5) · steering (5) · control (5) · engine (5) · Aerodynamics (5) · wings (5)
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None (40)
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Citations from after 1930:
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Showing below up to 84 results in range #1 to #84.

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