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All Patents of Type: cutter grinding
Patents 1 - 15 of 29
First set of recordsNext set of recordsLast set of records
16,223Dec. 16, 1856E. AndrewsImproved machine for grinding sawscutter grinding
18,509Oct. 27, 1857D. Lovejoy, G.F. ButterfieldGrinding and polishing metalcutter grinding
RE2,290Jun. 19, 1866E. AndrewsImproved machine for grinding sawscutter grinding
95,988Oct. 19, 1869A.G. CoesSharpening Machinecutter grinding
104,584Jun. 21, 1870C. HardyImprovement in grinding ledger and fly-blades, planer-knives, etc.cutter grinding
107,894Oct. 04, 1870E.S. FernaldImprovement in knife-grinding machinescutter grinding
129,548Jul. 16, 1872J.J. GrantImprovement in devices for grinding rotary cutterscutter grinding
158,172Dec. 29, 1874C.H. Hill, A.W. ProctorImprovement in machine for grinding knivescutter grinding
158,173Dec. 29, 1874C.H. Hill, A.W. ProctorImprovement in belt-shifterscutter grinding
267,579Nov. 14, 1882M.W. PalmerPlaner-knife grindercutter grinding
773,495Oct. 25, 1904E. Harrold, C.G. WildersonAttachment for sharpening bandsawscutter grinding
799,641Sep. 19, 1905W.R. FoxGrinding-machinecutter grinding
946,635Jan. 18, 1910F. FrankeMachine for grinding straight machine-knivescutter grinding
975,789Nov. 15, 1910T.A. PanyardGearingcutter grinding
977,060Nov. 29, 1910F. WelkerGrinding-machinecutter grinding
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