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Patent:GB191316444


Patent:GB 191316444
Title:Improvements in or relating to Calculating Apparatus
Date:19.02.1914
Place:
Country:Great Britain
Person:Mez, Gustav (P)
Company:
Internal Links:Zahlenschieber
Keywords:
Link to the patent office:
(without guarantee)
 GB191316444


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Aus der Patentschrift GB191316444

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