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All Patents in class 192/48.2
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
723,840Mar. 31, 1903A.L. De LeeuwControlling Switch Systemmachine tool controls
1,143,008Jun. 15, 1915C.E. WilleyAutomobile or train lighting system
2,619,880Dec. 02, 1952E.E. HoseaMachine toolmilling machines
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