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Die große Enzyklopädie des mechanischen Rechnens

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Patent:GB935170


Patent:GB 935170
Title:Improvements in or relating to ten key calculating machine
Date:28.08.1963
Place:
Country:Great Britain
Person:
Company:Burroughs (P) Corp
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 GB935170


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Aus der Patentschrift GB935170