Drilldown: Patents

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Patents > Inventor country : DE or NZ & Application number: None & Assigned to : Albert L. Watters or None & IPCs : IPC B64C31/06 or IPC B64C39/00 or None & CPCs: None & Number of claims: 5-20

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LTA (12) · frame (12) · airplane (10) · propulsion (8) · subsystem (7) · propeller (7) · navigation (7) · design (6) · gas (6) · balloon (6) · landing (5) · stability (5) · piloting (4) · compartments (4) · flapping (4) · Airship (4) · airfoil (4)
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