| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for William Grewin | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 48,703 | Jul. 11, 1865 | J. McCrum | Improvements in Carpenters' Gages | center marking gauges | |
| 63,062 | Mar. 19, 1867 | P. Lawyer | Improvement in Carpenters' Gauges | marking gauges | |