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Patents for Caleb B. Rogers
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
935Sep. 20, 1838C.B. RogersMachine for preparing stuff for making window-sashwindow making machines
18,521Oct. 27, 1857C.B. RogersDevice for reversing the chisel in mortising-machinesmortising machines
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