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Patent:GB191219275


Patent:GB 191219275
Title:Improvements in and relating to Adding and like Calculating Machines
Date:20.02.1913
Place:
Country:Great Britain
Person:Greve, John E. (P)
Company:Wanderer (P) Werke
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Link to the patent office:
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 GB191219275


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Aus der Patentschrift GB191219275