Drilldown: Patents

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Patents > Inventor country : DE or NL or RO & Applicant is inventor: Yes & Granted: None

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Tech fields:
airplane (7) · subsystem (5) · Propellers (5) · propulsion (5) · propeller (4) · None (3) · marine (3) · navigation (3) · LTA (3) · design (3) · stability (2) · frame (2) · aerodynamics (2) · Hydroplane (2) · hybrid (2) · whole (2) · landing (2) · takeoff (2) · construction (2)
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Showing below up to 30 results in range #1 to #30.

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