Drilldown: Patents

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Patents > Inventor country : MC or RU & Family year: 1900 - 1909

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Office:
Inventors:
Maurice Léger (6) · Roman Pomianowski (4) · Alexis Rogestvensky (4) · Vassily Rebikov (4) · Spiridon Tsapenko (4) · Konstantin Tziolkovski (2) · Anempodist Wertogradsky (2)
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Applicant person:
Maurice Léger (5) · Vassily Rebikov (4) · Spiridon Tsapenko (4) · Roman Andreas Pomiansky (4) · Alexis Rogestvensky (4) · Anempodist Wertogradsky (2) · Konstantin Tziolkovski (2)
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Tech fields:
LTA (12) · helicopter (10) · propulsion (8) · airplane (8) · flying machine (6) · Steering (5) · frame (5) · takeoff (4) · launching (4) · hybrid (4) · None (4) · balloon (3) · control (3) · propellers (3) · lift (3) · wings (3)
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Citations from after 1930:
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