Drilldown: Patents

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Patents > Office : CH or NL & Number of figures: 4-6

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Inventors:
None (8) · Dane Hurlburt (2) · Joseph Wetterwald (2) · Louis Constantin (2)
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Applicant is inventor:
Tech fields:
Airplane (15) · frame (10) · propulsion (9) · subsystem (8) · LTA (7) · design (6) · Aerodynamics (6) · construction (5) · wings (4) · whole (4) · marine (4) · propellers (4) · jet (3) · Flapping (3) · airship (3)
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Cites these patents:
Citations from after 1930:
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Showing below up to 45 results in range #1 to #45.

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