Drilldown: Patents

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Patents > National tech categories : 12.3 or AT 77d & Number of claims: 1-2

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Office:
Inventors:
None (22) · Reinhold Richter (5) · Alfred E. Wunderlich (2) · Heinrich Bier (2) · Jakob Haw (2) · Josef Deixler (2) · Eduard Zaparka (2)
Inventor country:
Applicant person:
None (46) · Reinhold Richter (5) · Heinrich Bier (2) · Alfred E. Wunderlich (2)
Applicant is inventor:
Tech fields:
Airplane (45) · LTA (29) · Frame (27) · Design (21) · Construction (18) · Wings (16) · propulsion (15) · stability (15) · subsystem (13) · Propellers (13) · airship (13) · Whole (10) · Aerodynamics (10) · navigation (10) · propeller (9) · Tragfläche (9) · lift (8) · balloon (8) · airfoil (8) · Control (8)
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Supplementary to patent:
None (66)
Related to aircraft:
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Citations from after 1930:
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