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Patents Granted on 1845-01-31
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
3,897Jan. 31, 1845A.A. WilderMachine for drilling and mortising wood or metaldrilling and boring
3,899Jan. 31, 1845W.N. ClarkSingle-Twist Auger, Gimlet, &c.auger bits
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