Drilldown: Patents

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Patents > Applicant firm: None & Number of text pages: 10-50 & Number of claims: 30-110

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frame (9) · navigation (7) · propeller (7) · propulsion (7) · None (7) · LTA (6) · airplane (6) · rudder (5) · design (5) · whole (4) · construction (3) · stability (3) · HTA (2) · electricity (2) · safety (2) · compass (2) · Airship (2) · takeoff (2) · balloon (2)
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Showing below up to 31 results in range #1 to #31.

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