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

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propulsion (10) · None (5) · airplane (5) · LTA (5) · navigation (5) · propeller (5) · frame (4) · design (3) · heavier-than-air (3) · stability (2) · steering (2) · sustentation (2) · marine (2) · whole (2) · Lift (2) · hybrid (2) · HTA (2) · helicopter (2) · wings (2) · ascension (2)
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Showing below up to 28 results in range #1 to #28.

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