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Die große Enzyklopädie des mechanischen Rechnens

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Patent:GB1117472


Patent:GB 1117472
Title:A device for performing direct multiplications of factors set on an adding machine by a short-cutting method
Date:19.06.1968
Place:
Country:Great Britain
Person:
Company:Ricoh Kk
Internal Links:
Keywords:
Link to the patent office:
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 GB1117472


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Aus der Patentschrift GB1117472