Patent:CH512784

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Patent:CH 512784
Title:Läufer für Zweiseiten-Rechenstäbe
Date:15.09.1971
Place:Geroldsgrün/Ofr.
Country:Switzerland
Person:Rudolf Rosbiegalle
Company:Faber-Castell (P)
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Keywords:
Link to the patent office:
(without guarantee)
 CH512784 (http://v3.espacenet.com/textdoc?DB=EPODOC&F=0&IDX=CH512784)


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