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Patents > Inventor country: None & National tech categories: FR 6.3 & Citations from after 1930: None

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de Schuttenbach (3) · Yon (3) · Folacci (3) · Hofmann (3) · Guégnot (2) · Boubillon (2) · Ferdinand-Charles-Honoré-Philippe d'Esterno (2) · Clément Ader (2) · Foucher (2) · Phérékyde (2) · Sébillot (2) · Juppont (2) · Haarbleicher (2) · Bel (2) · Gros (2)
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None (79) · Folacci (3) · Bel (2) · Hofmann (2) · Juppont (2) · Haarbleicher (2) · de Schuttenbach (2) · Sébillot (2)
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None (47) · Blétry aîné (10) · Armengaud jeune (9) · Desnos (9) · Chassevent (7) · Société Marillier et Robelet (6) · Dieuaide (6) · Société Louis Gudman et Cie (4) · Dumas (4) · Armengaud aîné (4) · Fayollet (3) · Société Matray frères (3) · Caron (3) · Bardin (3)
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