| All Patents in class 451/142 |
Patents 1 -
10
of 26
      |
| Picture | Number | Date | Patentee | Title |
| | 193,715 | Jul. 31, 1877 | R. Binns, E.E. Latham | Machines for Grinding Calender Rolls |
 | 251,141 | Dec. 20, 1881 | F.M. Simmons | Machine for grinding pulleys |
| | 289,556 | Dec. 04, 1883 | E. Rein | Device for Grinding and Grooving Mill Rollers |
 | 492,095 | Feb. 21, 1893 | P. Medart | Machine for grinding pulley-shafts and their couplings |
 | 785,258 | Mar. 21, 1905 | A.B. Landis | Grinding-machine |
 | 861,738 | Jul. 30, 1907 | A.B. Landis | Grinding-machine |
 | 1,096,188 | May 12, 1914 | C.H. Norton | Apparatus for grinding rolls |
 | 1,419,073 | Jun. 06, 1922 | C.H. Norton | Machine for forming rolls |
| | 1,733,089 | Oct. 22, 1929 | L.R. Heim | Grinding |
| | 1,788,046 | Jan. 06, 1931 | C. Booth, G.W. Binns | Roll-End Grinder |
