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Patents > Year granted: 1910 - 1919 & CPCs: CPC B64C33/02 & Number of figures: 2-7

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Inventors:
Ruter William Springer (2) · Franz Blicharski (2) · Felix Michau (2) · John Marshall (2) · Gerhard Beer (2) · Caspar Dietrich Otto Vollmann (2) · Lemuel Seaman Cunningham (2) · Max Muehter (2) · René-Louis Riout (2)
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None (5) · Caspar Dietrich Otto Vollmann (2) · Felix Michau (2) · René-Louis Riout (2) · Franz Blicharski (2) · Ruter William Springer (2) · Lemuel Seaman Cunningham (2) · John Marshall (2) · Gerhard Beer (2) · Max Muehter (2)
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None (11)
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None (19) · None (7) · C. A. Snow & Co. (3) · Schwab (2) · Armengaud jeune (2)
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