Drilldown: Patents

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Patents > Office : AT or ES & Related to aircraft: Yes & First filing: No

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Office: (Click arrow to add another value)
Inventors:
None (7) · Alfred E. Wunderlich (3) · Antoine-Padoue Filippi (3) · Franz Xaver Wels (2) · Firmin Bousson (2) · Ignaz Etrich (2)
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Tech fields:
airplane (14) · propellers (13) · LTA (13) · Frame (11) · navigation (9) · Stability (9) · balloon (8) · Propulsion (8) · control (6) · subsystem (5) · Automatic stability (5) · Airship (5) · Construction (5) · hydrogen (4) · lift (4)
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Citations from after 1930:
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Showing below up to 51 results in range #1 to #51.

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