Drilldown: Patents

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Patents > Office: CH & Related to aircraft: 1 & Number of text pages: 3-4

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Office: (Click arrow to add another value)
Inventors:
None (3) · Carl Wilhelm Paul (2) · Louis Constantin (2) · Carl Franz Hubert Hertel (2)
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Applicant is inventor:
Tech fields:
airplane (16) · propulsion (12) · Frame (8) · LTA (8) · design (8) · propellers (7) · stability (6) · Wings (5) · control (5) · navigation (4) · propeller (4) · flapping (4) · Lift (4) · Rudder (4) · subsystem (4) · balloon (4) · whole (4) · airship (4)
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Related to aircraft: (Click arrow to add another value)
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Cites these patents:
Citations from after 1930:
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Showing below up to 43 results in range #1 to #43.

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