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Patent:GB972570


Patent:GB 972570
Title:Improvements in or relating to calculating machines
Date:14.10.1964
Place:
Country:Great Britain
Person:Lloyd, John George (P)
Company:Bell Punch (P) Co Ltd
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 GB972570


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Aus der Patentschrift GB972570