| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for George Smith Woodruff | |||||
      | |||||
| Number | Title | Classification(s) | |||
| 179,585 | Improvement in steam-cylinder lubricators | 184/51 | |||
| CA-6,665 | Steam cylinder lubricator | ||||
| CA-8,143 | Gas governor | ||||
| CA-10,168 | Improvements in gas governors | ||||
| 221,950 | Gas-governors | 137/505.41, 92/99 | |||
| 231,344 | Combined apparatus for producing illuminating gas and generating steam | 122/5, 202/106, 202/114, 202/217, 202/266, 48/101, 48/113, 48/123 | |||
| CA-11,808 | Improvements on gas regulators | ||||
| CA-15,866 | Gas governors | ||||