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Patents > National tech categories: FR 6.4 & IPCs : IPC B64C25/00 or IPC B64D35/08

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None (4) · Armand-Jean-Auguste Deperdussin (4) · Robert Esnault-Pelterie (3) · Paul Kauffmann (3) · August Brauer (2) · Auguste Ransy-Putzeys (2) · Bert Hinkler (2) · Louis-Ferdinand Ferber (2) · Édouard Vedovelli (2) · Georges-Joseph de Feure (2) · Gabriel Voisin (2)
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None (6) · Armand-Jean-Auguste Deperdussin (4) · Paul Kauffmann (3) · Robert Esnault-Pelterie (3) · Édouard Vedovelli (2) · Gabriel Voisin (2) · Georges-Joseph de Feure (2) · Bert Hinkler (2) · Auguste Ransy-Putzeys (2) · August Brauer (2) · Louis-Ferdinand Ferber (2)
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None (4)
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