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All Patents in class 451/455
Patents 1 - 15 of 19
First set of recordsNext set of recordsLast set of records
79,766Jul. 07, 1868C.T. LamphereImprovement in Eye Protestor or Chip Arrester for Lathesmetal lathe accessories
375,821Jan. 03, 1888A. Vallentine, E.R. HydeGrinding Machinegrinding machines
413,606Oct. 22, 1889J.J. MeffordLathe dust-trapwaste collection mechanisms
427,091May 06, 1890A.B. LandisGrinding-machinegrinding machines
987,589Mar. 21, 1911E.S. MummertGrinding Machine for Sharpening Edged Toolssharpening machines
1,633,412Jun. 21, 1927T.J. KelleherEye and face shield for grinding wheelsbench or pedestal grinders
2,069,395Feb. 02, 1937H.E. TautzSafety shieldbench or pedestal grinders
2,217,501Oct. 08, 1940R.R. TeichnerSafety shieldbench or pedestal grinders
2,267,189Dec. 23, 1941S.A. BrownCombined shield and illuminating means for grinding wheelsbench or pedestal grinders
2,292,229Aug. 04, 1942E.C. KruegerSplash guard for grinding machines
2,315,132Mar. 30, 1943C. PowersSafety shield for bench grindersbench or pedestal grinders
2,340,553Feb. 01, 1944E.F. Obear, W.F. ObearAbrasive cutoff machinemetalcutting circular saws
2,347,223Apr. 25, 1944H.E. TautzCutting machinecircular saws
2,361,550Oct. 31, 1944E.C. KruegerGrinding machine
2,368,109Jan. 30, 1945S.A. BrownCurved eyeshield for grindersbench or pedestal grinders
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