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Patents > IPCs : IPC B64C33/02 or IPC F02M1/00 & Citations from after 1930: None

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None (4) · Louis-Isidore Henry (3) · Richard Blum (2) · Richard Mentz (2) · René Tampier (2) · Raphael Schweers (2) · Frederick William Brearey (2) · Lin-Marius Mannent (2) · Edmond Jacquelin (2) · Antoine Mutti (2) · John Emery Harriman, Jr. (2) · Erhard Brunsmann (2) · Jean-Baptiste Passat (2) · Franz Blicharski (2) · Ulrich von Reden (2) · Firmin Bousson (2) · Hermann Hassenbach (2) · Caspar Dietrich Otto Vollmann (2)
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None (16) · Louis-Isidore Henry (3) · Franz Blicharski (2) · Caspar Dietrich Otto Vollmann (2) · René Tampier (2) · Raphael Schweers (2) · Antoine Mutti (2) · Lin-Marius Mannent (2) · John Emery Harriman, Jr. (2) · Jean-Baptiste Passat (2) · Richard Blum (2) · Dr. U. von Reden (2) · Edmond Jacquelin (2) · Firmin Bousson (2) · Hermann Hassenbach (2)
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None (42)
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None (86) · Patent FR-1909-420004 (2) · Patent FR-1912-446040 (2) · Patent DE-1910-09-03 Richard Blum (2)
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None (50) · None (9) · Armengaud jeune (3) · Marks & Clerk (3) · Rigot et Prévost (3) · Schwab (3) · Ad. Sturm (3) · Hippolyte Josse (3) · C. Baumann (2) · E. Bletry (2) · Charles Assi (2) · C. Blétry (2) · Haseltine, Lake & Co. (2) · Boramé et Julien (2) · E.-S. Becker (2)
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