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Patent:US1388746


Patent:US 1388746
Title:Supporting means of the ten-pin, hundred-pin, etc., of the calculatingwheels in calculating-machines
Date:23.08.1921
Place:
Country:USA
Person:Odhner, Valentin Jakob (P)
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1388746 (espacenet),  US1388746 (uspto)


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Aus der Patentschrift US1388746