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Patent:US3021053


Patent:US 3021053
Title:Accounting machines
Date:13.02.1962
Place:Farmington, MI und Detroit
Country:USA
Person:Runde, Byron (P) Borutzke, Irvin (P)
Company:Burroughs (P) Corp.
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Link to the patent office:
(without guarantee)
 US3021053 (espacenet),  US3021053 (uspto)


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