| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 451/452 | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 249,934 | Nov. 22, 1881 | C. Heaton | Safety-guard for emery-wheels | |
 | 2,565,658 | Aug. 28, 1951 | W.P. Hilger | Floor sanding edger | |
| 3,902,286 | Sep. 02, 1975 | C.B. Matson | Grinding Wheel Guard with Energy Absorbing Apparatus | ||