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Patents > Tech fields: design & Filing date: 1909 & National tech categories: FR 6.4 & First filing: No

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Charles Wolf (4) · None (3) · Robert Esnault-Pelterie (3) · Théophile Protin (2) · Paul Kauffmann (2) · Nicolas Hornstein (2) · Lucien Fouque (2) · Leonardo Torres Quevedo (2) · Johann Schütte (2) · Jean Desbois (2) · Jean Walter-Martin (2) · Camille Contal (2)
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Charles Wolf (4) · None (3) · Robert Esnault-Pelterie (3) · Théophile Protin (2) · Paul Kauffmann (2) · Nicolas Hornstein (2) · Lucien Fouque (2) · Leonardo Torres Quevedo (2) · Johann Schütte (2) · Jean Desbois (2) · Jean Walter-Martin (2) · Camille Contal (2)
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