| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Luther Grinder Mfg. Co. | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 593,964 | Nov. 16, 1897 | C.J. Luther | Grinding Machine | |
 | 801,542 | Oct. 10, 1905 | T.A. Panyard | Grinding and polishing machine | |
 | 994,216 | Jun. 06, 1911 | J.M. Thompson | Grinding-machine | |
 | 1,132,663 | Mar. 23, 1915 | C.J. Luther | Honing Implement for Chisels, &c. | |
 | 1,182,095 | May 09, 1916 | C.J. Luther | Gear-casing | |
 | 1,404,337 | Jan. 24, 1922 | B. Bethke | Clamping support for grinding machines | |