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All Patents in class 451/159
Patents 1 - 10 of 10
First set of recordsLast set of records
516,146Mar. 06, 1894C.A. WordenMachine for sharpening razors, shears, &c.
2,352,146Jun. 20, 1944J. DesenbergGrinding and Polishing Machinepolishing and buffing machinery
2,578,884Dec. 18, 1951L.C. HammondWork holder for grinding router bits
2,922,258Jan. 26, 1960M.M. Bass, R.M. BellGrinder with oscillating head
2,971,296Feb. 14, 1961M.M. Bass, R.M. BellGrinder with oscillating head
2,988,857Jun. 20, 1961M.M. Bass, R.M. BellGrinding machine
2,988,858Jun. 20, 1961M.M. Bass, R.M. BellGrinding machine
3,012,380Dec. 12, 1961M.M. Bass, R.M. BellTable extension for a grinding machine
3,029,563Apr. 17, 1962M.M. Bass, R.M. BellGuard for grinding wheel
3,114,223Dec. 17, 1963L.C. HammondTable support structure
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