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Patent:GB190905204


Patent:GB 190905204
Title:Improvements in and relating to Adding or Calculating Machines
Date:03.02.1910
Place:
Country:Great Britain
Person:Hunter, John Pirrong (P)
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 GB190905204


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Aus der Patentschrift GB190905204