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Patents Granted on 1857-10-27
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
18,509Oct. 27, 1857G.F. Butterfield, D. LovejoyGrinding and polishing metalcutter grinding
18,512Oct. 27, 1857S. MarshallShingle-machineshingle machines
18,521Oct. 27, 1857C.B. RogersDevice for reversing the chisel in mortising-machinesmortising machines
18,526Oct. 27, 1857E.G. AllenSteam-pressure gagesteam pressure gauges
18,530Oct. 27, 1857N. WhitehallImprovement in Cultivatorscultivators and tillers
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