| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for John W. Gardner | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 300,705 | Jun. 17, 1884 | J.W. Gardner, R.W. Gardner | Governor | steam engine governors | |
| 1,582,976 | May 04, 1926 | J.W. Gardner | Valve Mechanism | steam engine governors | |