Patent:CA292403

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Patent:CA 292403
Title:Calculating machine
Date:20.08.1929
Place:
Country:Canada
Person:Eichenauer, Konrad (P)
Company:Rheinmetall (P) Rheinische Metallwaaren- und Maschinenfabrik
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 CA292403 (http://patents.ic.gc.ca/cipo/cpd/en/patent/292403/summary.html)


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