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Patent:US2705109


Patent:US 2705109
Title:Calculating Machine Key-Board and Differential Actuators
Date:29.03.1955
Place:
Country:USA
Person:Campos, F. (P)
Company:Logabax (P)
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2705109 (espacenet),  US2705109 (uspto)


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