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Patents Granted on 1850-07-30
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
7,523Jul. 30, 1850A. EverettMachinery for turning out wooden bowlswood lathes
7,536Jul. 30, 1850C.A. Spring, P. BoonArrangement of pressure and feed rollers in planing-machineswood planers
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