Drilldown: Patents

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Patents > Office: DE & Number of text pages: 1-2 & Number of claims: 4-40

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LTA (11) · frame (10) · propulsion (8) · airplane (7) · design (6) · control (6) · wings (6) · construction (5) · balloon (5) · subsystem (5) · propeller (4) · marine (4) · navigation (4) · safety (4) · piloting (4) · electricity (3) · chassis (3) · airship (3)
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