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Patents > Office: FR & Inventor country : DE or GB or HU or RU & IPCs : IPC B64C3/00 or IPC B64C39/00 & Number of claims: 1-2 & Number of diagram pages: 1-6

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Airplane (11) · design (8) · None (7) · Propellers (7) · Lift (6) · propulsion (4) · Frame (4) · rudder (4) · Control (4) · construction (4) · Whole (4) · steering (3) · Wings (3) · stability (2) · navigation (2) · monoplane (2) · marine (2) · LTA (2) · attachment (2)
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Showing below up to 30 results in range #1 to #30.

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