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Patents > Inventor country: US & Patent agent: None & Number of claims: 11-13

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None (5)
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airplane (14) · stability (10) · frame (9) · navigation (6) · LTA (6) · None (5) · propulsion (5) · rudder (4) · design (4) · propeller (3) · airfoil (3) · balloon (3) · ornithopter (3) · propellers (3)
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Showing below up to 39 results in range #1 to #39.

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