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Class Information
Number: 300/10
Name: Brush, broom, and mop making > Brush-making machines > Work holders
Description: Devices for holding brush-backs or blocks while being subjected to drilling, tuft-setting, filling, or other brush-making operations, except those for automatically positioning the back or block to bring to the working point successive areas corresponding to the desired positions of the tufts in the completed brush, for which see this class, ... .
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7488043 |
Device for manufacturing brushes |
Feb. 10, 2009 |
| 7175238 |
Process and arrangements for producing a toothbrush, the toothbrush, and also the use of the toothbrush |
Feb. 13, 2007 |
| 6988777 |
Process for producing a toothbrush |
Jan. 24, 2006 |
| 6588851 |
Clamp for retaining bristle bundles of various sizes |
Jul. 8, 2003 |
| 5893612 |
Apparatus and method for rounding fiber ends of brushes |
Apr. 13, 1999 |
| 5863102 |
Method and apparatus to permit attachment of bristles to toothbrushes with resiliently flexible heads and to thereafter permit the trimming and end rounding of such bristles |
Jan. 26, 1999 |
| 5431484 |
Process and apparatus for producing brushes |
Jul. 11, 1995 |
| 5176427 |
Bristle treatment |
Jan. 5, 1993 |
| 4998779 |
Apparatus and methodology for producing rounded brush tips |
Mar. 12, 1991 |
| 4989919 |
Method and apparatus for manufacturing compliant brush seals |
Feb. 5, 1991 |
| 4944561 |
Process and apparatus for producing bunches of artificial or natural brush material |
Jul. 31, 1990 |
| 4884849 |
Apparatus for manufacture of end brush |
Dec. 5, 1989 |
| 4854645 |
Brush manufacturing machine |
Aug. 8, 1989 |
| 4818028 |
Universal brush clamp |
Apr. 4, 1989 |
| 4768837 |
Brush body holder |
Sep. 6, 1988 |
| 4603912 |
Brush manufacturing machine |
Aug. 5, 1986 |
| 4255224 |
Machine for the manufacture of brushes |
Mar. 10, 1981 |
| 4218096 |
Device for handling brush bodies made of flexible material |
Aug. 19, 1980 |
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