Class Information
Number: 300/6
Name: Brush, broom, and mop making > Brush-making machines > Tuft gathering and setting > Drawn work
Description: Devices for gathering bunches, knots, or tufts of bristles from a stored mass and setting them in previously-prepared perforations in a brush-back by means of a looped cord or wire passing through the perforations and about the tuft and afterward drawn taut.
Patents under this class:
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