| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for John McLoughlin | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 282,049 | Jul. 31, 1883 | A. Campbell | Grinding Machine | stone dressing machines | |
| 345,670 | Jul. 20, 1886 | A. Campbell | Speed Regulator | industrial machine speed and direction changing mechanisms | |