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Patents for R. D. O. Smith
Patents 1 - 15 of 29
First set of recordsNext set of recordsLast set of records
68,883Sep. 17, 1867E. JewettImprovement in Cant Hookslumberjack
105,352Jul. 12, 1870E.R. McKeanImprovement in Cask Gauging Instrumentmeasuring rods
113,907Apr. 18, 1871L. MillerImprovement in scroll-sawscrollsaws
115,600Jun. 06, 1871J.S. Crane, J.T. GilmoreImprovement in Machines for Dressing Millstonesmiller
133,422Nov. 26, 1872F.L. DelferWrenchesquick adjust wrenches
134,237Dec. 24, 1872C.H. AmidonImprovement in drillseggbeater drills
134,623Jan. 07, 1873C.H. AmidonBaby Carriages
140,451Jul. 01, 1873C.H. AmidonImprovement in drill and bit stockshand drills
146,531Jan. 20, 1874T.P. HiornsDepth-Gages for Surfaces
149,128Mar. 31, 1874O.G. HowesPlaner with angled cutterwood planers
156,276Oct. 27, 1874J.C. ButterfieldImprovement in power-hammersdrop hammers
159,226Jan. 26, 1875G.J. ShimerImprovement in cutter-headscutterheads
176,400Apr. 18, 1876J.C. ButterfieldImprovement in atmospheric hammersdrop hammers
206,259Jul. 23, 1878E.S. PrimeImprovement in Wantage Rods
230,611Aug. 03, 1880J.C. ButterfieldStamp-millore processing apparatus
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