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Patents > Office : CU or HU & Number of text pages: 1-2 & Number of diagram pages: 2

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Design (9) · Airship (8) · airplane (8) · construction (7) · subsystem (6) · LTA (5) · Frame (5) · stability (3) · biplane (3) · Propulsion (2) · Propellers (2) · Motors (2) · aerodynamics (2) · automatic stability (2)
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