Drilldown: Patents

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Patents > Inventor country : AU or DE & Applicant firm: None & CPCs: CPC B64C23/005

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None (15) · airplane (14) · stability (10) · propeller (8) · frame (6) · hybrid (6) · whole (5) · takeoff (5) · propulsion (5) · design (4) · propellers (4) · gyroscope (4) · navigation (3) · helicopter (3) · construction (3) · jet (3) · heavier-than-air (3)
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Showing below up to 39 results in range #1 to #39.

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