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Class Information
Number: 451/235
Name: Abrading > Machine > Rotary tool > Rotary cylinder > Stationary work holder > Harvester knife
Description: Abrading machine especially adapted for sharpening the cutting edge of a member intended to be used in gathering agricultural produce.

Patents under this class:

Patent Number Title Of Patent Date Issued
7426777 Method of producing member having face-geared surface Sep. 23, 2008

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