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Patents Granted on 1878-01-22
Patents 1 - 12 of 12
First set of recordsLast set of records
NumberDatePatenteeTitleType
RE8,047Jan. 22, 1878W.C. Bryant, executor, J.V. Tifft, executor, W. Love, J.N. Tifft, deceased (estate of)Valve Gear for Steam Enginessteam engine valve gear
199,364Jan. 22, 1878A. Hall, Jr.Improvement in machines for planing octagonal blanks for clothes-pinsclothespin machines
199,386Jan. 22, 1878B.D. WhitneyImprovement in saw-mill head-blockssawmill headblocks
199,387Jan. 22, 1878B.D. WhitneyImprovement in saw-mill dogssawmill dogs
199,391Jan. 22, 1878T.W. WissingerImprovement in Augersdrill bits
199,425Jan. 22, 1878E. EricsonCentering Square & Protractorprotractors
199,453Jan. 22, 1878O.W. MarImprovement in saw-filing machinessaw sharpening machines
199,489Jan. 22, 1878J. BackerCombined Wrench and Saw-Setcombination tools
199,517Jan. 22, 1878J.F. Hall, E.P. CookBench Vise bench vises
199,539Jan. 22, 1878G.A. HarbaughPipe-Tongspipe tongs
199,568Jan. 22, 1878P.F. PetersImprovement in Lasting Hammershammers
199,584Jan. 22, 1878E. SilverGauge lathewood lathes
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