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Patents > Office : BE or Other & CPCs : CPC B22D33/00 or CPC B64C39/005 & Number of claims: 1-2

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Propulsion (10) · None (5) · propeller (5) · navigation (5) · LTA (5) · frame (4) · airplane (4) · heavier-than-air (3) · Design (3) · whole (2) · Sustentation (2) · steering (2) · marine (2) · lift (2) · hybrid (2) · helicopter (2) · ascension (2) · wings (2)
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Showing below up to 27 results in range #1 to #27.

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