Drilldown: Patents

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Patents > Inventor country : DZ or ES & National tech categories: None

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LTA (19) · balloon (13) · propulsion (8) · navigation (8) · None (6) · aerodynamics (5) · track (4) · safety (4) · hydrodynamics (4) · stability (3) · braking (3) · rudder (3) · hangars (3) · mooring (3) · landing (3)
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Showing below up to 35 results in range #1 to #35.

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