| All Patents in class 451/364 |
Patents 1 -
10
of 25
      |
| Picture | Number | Date | Patentee | Title |
 | 14,950 | May 27, 1856 | W. Clemson | Grinding circular saws |
 | 41,646 | Feb. 16, 1864 | D. Slate | Improved apparatus for grinding cutter-bits for rifling-machines |
 | 146,050 | Dec. 30, 1873 | J.H. Curran | Sharpening-Machines |
 | 152,323 | Jun. 23, 1874 | C.S. Bement | Improvement in machines for grinding carpenters' squares |
 | 562,678 | Jun. 23, 1896 | C. Bodmer, J.A. Traut | Machine for Graduating Glasses or Tubes |
| | 590,498 | Sep. 21, 1897 | C.H. Norton | Grinding Machine |
| | 803,800 | Nov. 07, 1905 | E.W. Bailey | Polishing-belt deflector |
| | 867,198 | Sep. 24, 1907 | A.E. Thayer, B.M. Hanson | Foot Stock |
 | 980,053 | Dec. 27, 1910 | J. Hausman, J.C. Blevney | Grinding and polishing machine |
 | 1,032,758 | Jul. 16, 1912 | T. Lumsden | Tool and like grinding machine |
