Drilldown: Patents

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Patents > Related to aircraft: yes & IPCs : IPC B64C/52 or IPC B64C33/00

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flapping (14) · ornithopter (9) · Wings (9) · airplane (9) · frame (9) · design (9) · propulsion (8) · navigation (7) · stability (6) · rudder (5) · HTA (5) · airship (4) · lift (4) · hybrid (4) · glider (3) · human-powered (3) · control (3)
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Showing below up to 36 results in range #1 to #36.

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