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Patents Granted on 1814-03-01
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,070XMar. 01, 1814J. BroadRasping and grinding dye woodsexcelsior machines
2,071XMar. 01, 1814J. KingMachine for grinding potatoespotato grinders
2,072XMar. 01, 1814J. Butler, J. ButlerBar share ploughplows
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