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Patents for N. B. Smith
Patents 1 - 15 of 15
First set of recordsLast set of records
NumberDatePatenteeTitleType
75,533Mar. 17, 1868L.L. DavisSpirit Levelinclinometers
75,534Mar. 17, 1868L.L. DavisImprovement in Adjustable Spirit Levelslevels
75,835Mar. 24, 1868A.P. BarlowImprovement in mode of lubricating the slides of muley-saw millsdrag saws
77,494May 05, 1868M. JonesCorn Husker, Sheller, etccorn huskers
D3,195Sep. 22, 1868L.L. DavisDesign for a Spirit Levelmetallic levels
82,994Oct. 13, 1868E.P. RussellNut Wrenchpliers type wrenches
102,770May 10, 1870B.F. BuxtonWrenchquick adjust wrenches
150,301Apr. 28, 1874F.L. DelferWrenchesaxle nut wrenches
153,534Jul. 28, 1874J.C. ButterfieldImprovement in trip-hammersdrop hammers
156,276Oct. 27, 1874J.C. ButterfieldImprovement in power-hammersdrop hammers
171,230Dec. 21, 1875W.A. KittsImprovement in shingle-planersshingle machines
230,611Aug. 03, 1880J.C. ButterfieldStamp-millore processing apparatus
264,859Sep. 26, 1882J.C. ButterfieldAtmospheric hammerdrop hammers
291,669Jan. 08, 1884T. BeardSaw-buckwork holding
825,911Jul. 17, 1906H. KochTest Indicatortest indicators
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