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All Patents of Type: boring bars
Patents 1 - 15 of 23
First set of recordsNext set of recordsLast set of records
108,310Oct. 11, 1870J. WheelockImprovement in boring apparatusboring bars
144,583Nov. 11, 1873J. WheelockImprovement in tool-holders and cutter-heads for boring-barsboring bars
GB-191,118,612Apr. 18, 1912C.W. CrossleyImprovements in boring, grinding and the like machine toolsboring bars
1,034,723Aug. 06, 1912A.C. Schuerrmann, H. MuellerTool-retaining device for boring-barsboring bars
1,034,724Aug. 06, 1912H. MuellerTool-shankboring bars
1,769,230Jul. 01, 1930H.H. ManningRotary cutterboring bars
1,868,440Jul. 19, 1932E.A. ArpBoring machine and methodautomotive tools
1,906,241May 02, 1933E.A. ArpMethod and apparatus for predetermining the size of rebored cylindersautomotive tools
1,954,034Apr. 10, 1934E.A. ArpEqualizing boring guideautomotive tools
2,330,692Sep. 28, 1943C.B. De VliegBoring toolboring bars
2,537,517Jan. 09, 1951C.B. De VliegMetal cutting toolboring bars
2,654,610Oct. 06, 1953H.R. De VliegOffset boring headboring bars
2,793,547May 28, 1957M.L. Benjamin, F.E. WinnenAdjustable bit boring barboring bars
2,849,902Sep. 02, 1958C.B. De Vlieg, A.N. SweenyPresetting boring bar and tool holderboring bars
2,901,935Sep. 01, 1959A.P. Keller, Jr., I.C. SimonFacing headsmilling machine cutters
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