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Die große Enzyklopädie des mechanischen Rechnens

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Patent:US2909993


Patent:US 2909993
Title:Printer for calculating unit
Date:27.10.1959
Place:
Country:USA
Person:Rohland William, Shafer Orville
Company:IBM (P)
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2909993 (espacenet),  US2909993 (uspto)


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Aus der Patentschrift US2909993