Patent:DE192579

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Patent:DE 192579
Title:Zehnerschaltvorrichtung für Rechenmaschinen
Date:31.03.1907
Place:Braunschweig
Country:Germany
Person:Trinks, Franz (P)
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 DE192579 (http://v3.espacenet.com/textdoc?DB=EPODOC&F=0&IDX=DE192579)


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