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Class Information
Number: 451/337
Name: Abrading > Work feeder > Endless > With hopper or magazine
Description: Work feeder including a receptacle for holding and discharging workpieces in a controlled manner to the endless work feeder.

Patents under this class:

Patent Number Title Of Patent Date Issued
6749492 Rotary sanding machine with a dust collecting mechanism Jun. 15, 2004
6668816 Concrete stone texturing machine, method and product Dec. 30, 2003
6206763 Deburring machine Mar. 27, 2001
6113753 Systems and methods for making a magnetic recording medium on a flexible metal substrate Sep. 5, 2000
5997388 Apparatus for removing marks from integrated circuit devices Dec. 7, 1999
5921851 Sphere polisher Jul. 13, 1999
5518438 Apparatus and method for grinding needle workpieces May. 21, 1996
5353550 Steel ball polishing apparatus Oct. 11, 1994
4674238 Lead frame handling apparatus for blasting machine Jun. 23, 1987
RE29097 Glass plate edge grinding machine Jan. 4, 1977

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