Drilldown: Patents
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aerial navigation (1) ·
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aerostat (1) ·
balloon (9) ·
balloons (1) ·
captive (1) ·
control (1) ·
electric (1) ·
flapping (2) ·
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helicopter (1) ·
HTA (1) ·
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hybrid (1) ·
LTA (12) ·
marine (1) ·
navigation (1) ·
parachute (1) ·
projectile (1) ·
propeller (1) ·
propulsion (1) ·
rudder (1) ·
velocipede (1) ·
wings (1)
Showing below up to 19 results in range #1 to #19.
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