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Patents Granted on 1872-03-12
Patents 1 - 11 of 11
First set of recordsLast set of records
124,435Mar. 12, 1872J. GrobenSpoke Shavespokeshaves
124,483Mar. 12, 1872A. CookImprovement in machines for cutting stavesbarrel making machines
124,486Mar. 12, 1872J.M. EvartsImprovement in Corn Huskerscorn huskers
124,520Mar. 12, 1872S.E. TuttleImprovement in Atmospheric Engineshot air engines
124,524Mar. 12, 1872S. WeymouthImprovement in sawmills
124,557Mar. 12, 1872J.S. Elliott, J.F. WoodImprovement in the manufacture of imitation marble
124,558Mar. 12, 1872J.S. Elliott, J.F. WoodImprovement in the manufacture of millstones
124,559Mar. 12, 1872J.S. Elliott, J.F. WoodImprovement in processes of repairing millstones
124,574Mar. 12, 1872W.W. HanscomImprovements in Traction Enginesteam traction engines
124,590Mar. 12, 1872P.H. KellsImprovement in brick-machinesbrick and tile making machines
124,647Mar. 12, 1872J. WheelockImprovement in Boring-Millsdrilling and boring
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