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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Tools & Hardware
Class Information
Number: 451/215
Name: Abrading > Machine > Rotary tool > Rotary cylinder > Reciprocating work holder > Rectilinear > Compound
Description: Abrading machine in which the work holder straight line movement is in two or more directions at an angle to one another.










Patents under this class:

Patent Number Title Of Patent Date Issued
7988531 Grinding machine Aug. 2, 2011
7837533 Apparatus for processing and measuring workpieces which are provided with cutting teeth Nov. 23, 2010
7559828 Double-grinding-wheel type drill bit grinding device with a single driving shaft and grinding method thereof Jul. 14, 2009
7462092 Method of finishing bevel gears to produce a diffuse surface structure Dec. 9, 2008
6761617 Method and apparatus for machining joint face of work Jul. 13, 2004
6652367 Drill bit grinding device Nov. 25, 2003
6592430 High-precision machining system Jul. 15, 2003
6224462 Grinding machine May. 1, 2001
5895311 Abrasive device that maintains normal line of contact with curved abrasive surface and method of using same Apr. 20, 1999
5738564 Numerically controlled grinding machine for grinding workpieces, in particular tools Apr. 14, 1998
4928434 Lapping internal surfaces May. 29, 1990
4735019 Grinding head Apr. 5, 1988
4633620 System for processing of steel billets or the like to remove surface defects Jan. 6, 1987
4618297 Method and apparatus for machining racks for steering gear Oct. 21, 1986
4597226 Apparatus for sharpening end mills Jul. 1, 1986
4439952 Portable grinder assembly Apr. 3, 1984
4262453 Machine for grinding hard workpieces Apr. 21, 1981
4084349 Shape grinder and method Apr. 18, 1978











 
 
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