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Class Information
Number: 300/3
Name: Brush, broom, and mop making > Brush-making machines > Drilling and tuft setting
Description: Devices for drilling holes in brush-backs and setting bunches, knots, or tufts of bristles in the holes to form a brush.

Patents under this class:

Patent Number Title Of Patent Date Issued
6290302 Method for manufacturing brushes and brush manufacturing machine applying this method Sep. 18, 2001
4668019 Brush filling apparatus May. 26, 1987
4437221 Process for inserting points in a mandrel Mar. 20, 1984
4218096 Device for handling brush bodies made of flexible material Aug. 19, 1980

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