| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 65/348 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 620,642 | Mar. 07, 1899 | I.W. Colburn | Glass-working machine | ||
| 3,159,469 | Dec. 01, 1964 | R.J. Rahn, I.J. Rahn | Gradient temperature normalizer for surface plates or blocks | measuring tools | |