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Patents > Office : CA or CH & Inventor country: CH

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airplane (12) · LTA (12) · frame (11) · propeller (10) · subsystem (9) · propulsion (9) · stability (7) · navigation (6) · whole (5) · balloon (5) · design (5) · None (4) · dirigible (3) · car (3) · rigid (3) · cables (3)
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Showing below up to 40 results in range #1 to #40.

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