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Patents > Office : CA or DE & Inventor country : CA or RU

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Airplane (11) · None (9) · propulsion (8) · LTA (7) · frame (7) · navigation (6) · propeller (6) · marine (4) · balloon (4) · aerodynamics (3) · propellers (3) · piloting (3) · design (3) · whole (3) · hybrid (3) · flapping (3)
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Showing below up to 45 results in range #1 to #45.

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