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Patent:US2119003


Patent:US 2119003
Title:Calculating Machine
Date:31.05.1938
Place:
Country:USA
Person:Marie Bister Germain Justin
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2119003 (espacenet),  US2119003 (uspto)


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Aus der Patentschrift US2119003