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Class Information
Number: 451/545
Name: Abrading > Rigid tool > Rotary cylinder > Work guide
Description: Rotary cylindrical abrading tool of a rigid or inflexible character provided with a guide to position the work, as a knife blade, at the proper angle to the tool.

Patents under this class:

Patent Number Title Of Patent Date Issued
8616938 Hand-held blade sharpener Dec. 31, 2013
7909681 Chainsaw setting machine Mar. 22, 2011
7857681 Automatic rotation knife sharpener Dec. 28, 2010
7431637 Saw-setting machine for saw chain Oct. 7, 2008
7094136 Grinding tool for edge circular processing Aug. 22, 2006
7021305 Cutting guide arrangement for power saw machine Apr. 4, 2006
6848971 Electronic bevel angle indicator for a hollow grinder Feb. 1, 2005
6846231 Removable sharpening attachment for a rotary hand tool Jan. 25, 2005
6735805 Universal bolt cleaning attachment May. 18, 2004
6632130 Abrade and cut disc Oct. 14, 2003
6589104 Electric chain saw sharpening machine Jul. 8, 2003
6579163 Blade sharpening assembly Jun. 17, 2003
6508244 Tile cutting guide arrangement for power saw machine Jan. 21, 2003
6398633 Two stage knife sharpener Jun. 4, 2002
6086463 Tester with interchangeable inserts for grinding wheels Jul. 11, 2000
6030283 Ice skate blade sharpener Feb. 29, 2000
6030279 Timing belt grinding apparatus and method Feb. 29, 2000
5865668 Shaper head for making mouldings Feb. 2, 1999
5564973 Portable sharpener Oct. 15, 1996
5431597 Skate blade edge resurfacer Jul. 11, 1995
5400679 Ski edge sharpening device Mar. 28, 1995
5399116 Grinding wheel assembly for grinding and sizing an elastomeric belt Mar. 21, 1995
5383307 Skate blade edge resurfacer Jan. 24, 1995
5381629 Portable sharpener Jan. 17, 1995
5377563 Knife sharpener Jan. 3, 1995
5029417 Edge finishing tool Jul. 9, 1991
5001945 Scissor sharpener Mar. 26, 1991
4934108 Veneer lathe knife honing device Jun. 19, 1990
4928436 Device for sharpening knives May. 29, 1990
4908994 Diamond skate sharpener Mar. 20, 1990
4723375 Device for sharpening knives Feb. 9, 1988
4050197 Blade and scissors sharpener Sep. 27, 1977
4025319 Knife sharpener May. 24, 1977
4019407 Saw chain grinder fixture Apr. 26, 1977

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