Patent:CA295269

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Patent:CA 295269
Title:Calculating machine
Date:03.12.1929
Place:
Country:Canada
Person:Friden, Carl Mauritz Fredrick (P)
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 CA295269 (http://patents.ic.gc.ca/cipo/cpd/en/patent/295269/summary.html)


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