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Patents > IPCs : IPC B60G7/02 or IPC B64C33/00 & First filing: Yes

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Inventors:
Richard A. Engler (2)
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Applicant person:
None (2) · Richard A. Engler (2)
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Tech fields:
flapping (21) · ornithopter (15) · propulsion (10) · airplane (10) · frame (10) · design (8) · wings (7) · navigation (6) · stability (6) · hybrid (5) · propeller (5) · Human-powered (5) · HTA (5) · rudder (5) · sustentation (4) · control (4) · airfoil (3)
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None (6)
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Showing below up to 52 results in range #1 to #52.

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