Drilldown: Patents

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Patents > Office : AT or DEG or MX & Patent agent: None & National tech categories : AT 37c or BE K or FR 6.4 or HU V/h or USPC 244/90R or None

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kite (8) · LTA (7) · Construction (5) · propeller (5) · balloon (5) · navigation (4) · parachute (3) · infrastructure (3) · Hangars (3) · fun (3) · frame (3) · None (3) · Airship (3) · airplane (3) · toy (2) · propulsion (2) · aluminum (2) · anchor (2) · design (2) · car (2)
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Showing below up to 34 results in range #1 to #34.

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