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Patents > IPCs : IPC B64C3/38 or IPC B64D27/02 & Number of claims: 1-2

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None (4) · Joseph Borel (3) · Georges Gramaticesco‎ (3) · Pierre Pons (3) · Robert Esnault-Pelterie (2) · Émile Pupin (2) · Guido Castagneris (2) · Jean-Jules Cambou (2) · Jules Vedrines (2) · Louis-Léon Astoux (2) · Charles Baillod (2)
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None (7) · Joseph Borel (3) · Pierre Pons (3) · Georges Gramaticesco‎ (3) · Émile Pupin (2) · Robert Esnault-Pelterie (2) · Louis-Léon Astoux (2) · Guido Castagneris (2) · Auguste Pierre Biais (2) · Jules Vedrines (2) · Charles Marie Joseph Baillod (2)
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None (12)
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None (15) · None (4) · J. Bonnet-Thirion (3) · Georges Faugé (3) · Alcide Fabe (2) · Charles Assi (2) · Johnsons & Willcox (2) · Paul Renaud (2) · E. Blétry (2) · Dom. Casalonga (2) · Bauer, Imrie & Slack (2) · Weismann et Marx (2) · Y. Rabilloud et fils (2)
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