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Patent:US1136725


Patent:US 1136725
Title:Computing Machine or the like
Date:20.04.1915
Place:
Country:USA
Person:D. W. Shiek
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1136725 (espacenet),  US1136725 (uspto)


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Aus der Patentschrift US1136725