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| All Patents in class 188/166 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 758 | May 30, 1838 | S. Kimball | Mode of Appying Friction to the Yarn-Beams of Power-Looms | |
 | 1,928,637 | Oct. 03, 1933 | R.A. Williams | Brake for woodworking machines | |