Drilldown: Patents

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Patents > National tech categories : AT 77d or CH 129b & Number of claims: 1

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Office:
Inventors:
None (5) · Reinhold Richter (3) · Heinrich Bier (2) · Josef Deixler (2) · Georges Gramaticesco‎ (2)
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Applicant person:
None (15) · Reinhold Richter (3) · Heinrich Bier (2) · Georges Gramaticesco‎ (2)
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Tech fields:
LTA (17) · airplane (17) · frame (13) · Design (10) · propulsion (8) · automatic stability (8) · wings (7) · construction (7) · stability (7) · airship (7) · propellers (7) · propeller (6) · navigation (5) · aerodynamics (5) · None (5) · Control (5)
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Citations from after 1930:
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Showing below up to 61 results in range #1 to #61.

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