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Patents > Tech fields : hybrid or propellers & IPCs: IPC B64C23/00

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Inventors:
Gustav Mees (6) · Charles Wolf (3) · Émile Soriano (2) · Alvaro Da Cunha (2) · Carl Hanschke (2) · Jean Desbois (2)
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Gustav Mees (5) · None (4) · Charles Wolf (3) · Alvaro Da Cunha (2) · Émile Soriano (2) · Carl Hanschke (2) · Jean Desbois (2)
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None (5)
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