Patent:GB146948

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Patent:GB 146948
Title:Improvements in calculating apparatus
Date:19.09.1921
Place:
Country:Great Britain
Person:Bloch, Georg (P)
Company:Bloch (P)
Internal Links:Bloch Schnellrechner, Bloch Schnellkalkulator, Bloch Kalkulus, Nomogramm, Analogrechner
Keywords:
Link to the patent office:
(without guarantee)
 GB146948 (http://v3.espacenet.com/textdoc?DB=EPODOC&F=0&IDX=GB146948)


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