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Patent:GB673926


Patent:GB 673926
Title:Improvements in electrically operated calculating machines
Date:18.06.1952
Place:
Country:Great Britain
Person:Larsen, Fridthiof Oscar Valdema (P)
Company:Duba Ab
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 GB673926


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Aus der Patentschrift GB673926