Drilldown: Patents

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Patents > Publication date: 1900 - 1999 & IPCs: IPC B64C33/02 & Citations from after 1930: None & Number of text pages: 3-50000000

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Louis-Isidore Henry (3)
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Louis-Isidore Henry (3) · None (2)
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Tech fields:
flapping (13) · wings (11) · propulsion (9) · design (9) · Airplane (9) · navigation (7) · ornithopter (6) · frame (6) · HTA (5) · propellers (5) · hybrid (5) · steering (4) · orthopter (4) · None (4) · construction (4) · stability (3) · LTA (3)
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