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All Patents of Type: internal grinders
Patents 1 - 15 of 19
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NumberDatePatenteeTitleType
408,876Aug. 13, 1889H.J. DistinGrinding Toolinternal grinders
656,664Aug. 28, 1900E.B. RothGrinding Machineinternal grinders
GB-191,323,907Dec. 04, 1913H.H. Asbridge, S.H. MarchImprovements in Internal Grinding Machinesinternal grinders
GB-191,501,172Jul. 08, 1915H.H. Asbridge, S.H. MarchImprovements in Internal Grinding Machines and Like Machines.internal grinders
1,337,139Apr. 13, 1920G.C. KimmelGrinding Machineinternal grinders
1,337,140Apr. 13, 1920G.C. KimmelGrinding Machineinternal grinders
1,339,409May 11, 1920A.L. Smith, W.S. MyersPortable Boring and Grinding Device for Automotive Cylindersportable turning tools
1,394,418Oct. 18, 1921G.W. LantGrinding Machineinternal grinders
1,522,465Jan. 06, 1925G.C. KimmelInternal Grinding Machineinternal grinders
1,534,301Apr. 21, 1925P. ConradsonGrinding Machineinternal grinders
1,534,302Apr. 21, 1925K.F. Gallimore, H.E. Kempton, P. ConradsonGrinding Machineinternal grinders
1,535,452Apr. 28, 1925P. ConradsonGrinding Machineinternal grinders
1,632,600Jun. 14, 1927F.O. HoaglandInternal Grinding Machineinternal grinders
1,674,973Jun. 26, 1928C.F. Clark, A.L. KlineGrinding Machineinternal grinders
1,717,899Jun. 18, 1929G.D. SundstrandGrinding Machineinternal grinders
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