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Die große Enzyklopädie des mechanischen Rechnens

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Patent:US3346178


Patent:US 3346178
Title:Apparatus for carrying out shortened multiplications in calculators
Date:10.10.1967
Place:Oberndorf
Country:USA
Person:Paul Thevis
Company:Olympia (P) Werke AG
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US3346178 (espacenet),  US3346178 (uspto)


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