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Die große Enzyklopädie des mechanischen Rechnens

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Patent:GB152682


Patent:GB 152682
Title:Improvements in and relating to surface measuring apparatus
Date:21.10.1919
Place:
Country:Great Britain
Person:
Company:Krupp (P) AG
Internal Links:Planimeter
Keywords:
Link to the patent office:
(without guarantee)
 GB152682


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Aus der Patentschrift GB152682