Patent:DE509745

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Patent:DE 509745
Title:Rechenmaschine mit zwei Zaehlwerken
Date:01.01.1929
Place:
Country:Germany
Person:Kottmann, August (P)
Company:Rheinmetall (P)
Internal Links:Zählwerk
Keywords:
Link to the patent office:
(without guarantee)
 DE509745 (http://v3.espacenet.com/textdoc?DB=EPODOC&F=0&IDX=DE509745)


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