| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Waterbury Tool Co. | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 924,787 | Jun. 15, 1909 | R. Janney | Variable Speed Transmission Device | ||
| 925,148 | Jun. 15, 1909 | H.D. Williams | Variable Speed Gear | ||
 | 1,197,029 | Sep. 05, 1916 | R. Janney, J.J. Crain | Driving mechanism | |
 | 1,250,565 | Dec. 18, 1917 | J.J. Crain | Driving mechanism | |
| 1,785,733 | Dec. 23, 1930 | D.R. Francis | Control Means for Variable Speed Transmision | ||