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Patents Granted on 1851-02-??
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
NS-12Feb. 08, 1851A. GesnerManufacturing illuminating gas from animal and vegetable oils, mineral oil, naphtha, petroleum rosin, pitch, tar, turpentine, coal tar, etc.gas generators
7,937Feb. 18, 1851P.S. BeersMachine for turning irregular formspattern lathes
7,938Feb. 18, 1851J.A. FryWooden Combination Planecombination planes
7,942Feb. 18, 1851D.H. SouthworthPlaning-machinewood planers
7,943Feb. 18, 1851I. StraubImprovement in sawmillsreciprocating sawmills
7,949Feb. 25, 1851J.D. Beers, I. WinslowPlaning-machinewood planers
7,956Feb. 25, 1851A. LaneMachinery for turning irregular formspattern lathes
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