| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 451/554 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 528,772 | Nov. 06, 1894 | R. Dutton | Whetstone | whetstones | |
| 582,544 | May 11, 1897 | J.W. Oliver | Oilstone-box | ||
| 728,874 | May 26, 1903 | J.W. Currier | Oilstone Box | ||
| 1,914,660 | Jun. 20, 1933 | R.D. Amis | Sharpening Pond | woodworking machine sharpening mechanisms | |
| 1,946,968 | Feb. 13, 1934 | F.E. Gallagher | Oilstone sharpening apparatus | sharpening apparatus | |
| 5,018,315 | May 28, 1991 | L.G. Lee, F.A. McLean, J.H. Gagnon | Apparatus for holding and storing sharpening stones | ||