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Patents Granted on 1845-01-??
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
3,878Jan. 10, 1845J.H. TowneOscillating Steam Engineoscillating steam engines
3,882Jan. 10, 1845G.E. SellersDrop Hammertrip and helve hammers
3,886Jan. 16, 1845J. GardnerWater Wheelturbine water wheels
3,891Jan. 23, 1845R.D. Roys, N. FrenchMachine for boring and mortisingmortising machines
3,893Jan. 23, 1845S. BrooksMaking Wood Screwsscrew machines
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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