| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 73/509 | |||||
      | |||||
| Number | Title | Classification(s) | |||
| 194,041 | Improvement in apparatus for regulating the supply of steam to gas-exhausters | 417/24, 73/509, 73/524 | |||
| 215,802 | Steam Pumping-Engines | 73/509, 73/531 | |||
| 655,135 | Automatic Stop for Engines | 137/57, 73/509 | |||
| 727,466 | Governor | 137/561R, 417/22, 73/509 | |||
| 963,803 | Combined Governor and Regulator for Air-Compressors | 417/1, 417/22, 73/494, 73/509 | |||
| 1,526,293 | Governor | 417/24, 73/509, 91/48 | |||