| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for George T. Pritchard | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 725,100 | Apr. 14, 1903 | W.F. Groene, R.K. Blond | Speed-changing mechanism | ||
| 727,977 | May 12, 1903 | W.F. Groene, R.K. Blond | Speed-changing box | ||
 | 763,770 | Jun. 28, 1904 | W.F. Groene, R.K. Le Blond | Feed and Speed Changing Device for Machine-Tools | |
 | 763,912 | Jun. 28, 1904 | R.K. Blond, W.F. Groene | Feed and Speed Changing Device for Machine Tools | |
 | 788,658 | May 02, 1905 | R.K. Le Blond | Speed Changing Device | |