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Patent:US3464623


Patent:US 3464623
Title:Control Mechanism For Calculating Machine
Date:02.09.1969
Place:
Country:USA
Person:Busch, Richard (P)
Company:Sperry Rand (P) Corp
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US3464623 (espacenet),  US3464623 (uspto)