| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 384/263 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 365,199 | Jun. 21, 1887 | W.J. Perkins | Journal-box | industrial machine bearings | |
| 1,304,799 | May 27, 1919 | C.H. Norton | Double-head grinding machine | cylindrical grinders | |