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Patents for Elisha K. Root
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
9,553XMar. 30, 1836E.K. RootMachine for manufacturing axestool making machines
1,027Dec. 10, 1838E.K. RootMethod of punching or forming the eyes of axes, hatchets, &c.tool making machines
5,731Aug. 22, 1848E.K. RootMachinery for dressing axestool making machines
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