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Patents Granted on 1847-03-13
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
5,009Mar. 13, 1847Z.W. AveryRatchet-Wrenchratchet wrenches
5,011Mar. 13, 1847J. JohnsonBoring-machinedrilling and boring
5,012Mar. 13, 1847C. WilsonDressing Stonestone cutting machines
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