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Class Information
Number: 451/15
Name: Abrading > Precision device or process - or with condition responsive control > With feeding of tool or work holder > Screw actuated > Manually adjustable
Description: Subject matter in which the position of the helical means is set by the hand of the operative.

Patents under this class:

Patent Number Title Of Patent Date Issued
8411288 Method and a device for measuring the edge of optical lenses Apr. 2, 2013
7137876 Adjustable head assembly for floor burnisher Nov. 21, 2006
7068906 Fixture for system for processing fiber optic connectors Jun. 27, 2006
6635512 Method of producing a semiconductor device by dividing a semiconductor wafer into separate pieces of semiconductor chips Oct. 21, 2003
5718614 Control apparatus for grinder Feb. 17, 1998
5595464 Crank adapter for a milling machine Jan. 21, 1997
5027559 Sharpening unit for leather splitting machines Jul. 2, 1991
4866884 Lens grinding methods and apparatus Sep. 19, 1989
4800683 Grinding machine for the grinding of elongated workpieces Jan. 31, 1989
4565094 Apparatus for precision placement and parameter measurement Jan. 21, 1986
4418502 Elevatable grinding wheel motor support Dec. 6, 1983
4404774 Grinding machine with a method for securing dimensional accuracy Sep. 20, 1983
4322917 Double-head automatic grinding machine Apr. 6, 1982

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