Patent:GB849752

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Patent:GB 849752
Title:Improvements in or relating to 10-key calculating machines
Date:28.09.1960
Place:
Country:Great Britain
Person:Erling Adolph Carlsen und Henning Gunnar Carlsen
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 GB849752 (http://v3.espacenet.com/textdoc?DB=EPODOC&F=0&IDX=GB849752)


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