| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 474/8 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 583,402 | May 25, 1897 | M.O. Reeves | Speed-varying mechanism | industrial machine pulleys and belt drive mechanisms | |
| 3,156,127 | Nov. 10, 1964 | D.D. Pettigrew | Vibration reducing device and method | metalworking power transmission | |