Drilldown: Patents

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Patents > Inventor country: CH & Granted : No or Other & Number of claims: 4-7

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frame (13) · LTA (10) · design (10) · stability (9) · airplane (8) · navigation (8) · subsystem (7) · None (6) · elasticity (6) · construction (6) · cables (6) · HTA (5) · balloon (5) · propulsion (5) · propeller (4) · rudder (3) · takeoff (2) · heavier-than-air (2) · whole (2) · rigid (2)
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Showing below up to 36 results in range #1 to #36.

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