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Patent:GB392622


Patent:GB 392622
Title:Improvements in or relating to adding and/or listing machines
Date:25.05.1933
Place:
Country:Great Britain
Person:
Company:British Tabulating (P) Mach Co Ltd
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 GB392622


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Aus der Patentschrift GB392622