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Patents for Medad Wright & Sons
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
128,995Jul. 16, 1872M. WrightImprovement in planing-machineswood planers
203,234Apr. 30, 1878P.C. Wright, M. WrightImprovement in stone and glass polisherspolishing and buffing machinery
1,105,088Jul. 28, 1914D.F. McGovernPolishing-wheel
1,105,089Jul. 28, 1914D.F. McGovernPolishing-wheel
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