| All Patents in class 451/342 |
Patents 46 -
51
of 51
      |
| Number | Date | Patentee | Title | Type |
| 3,141,268 | Jul. 21, 1964 | C.J. Schonhoft, W.B. Seidel | Grinding Machine Spindle | grinding machines |
| 3,818,645 | Jun. 25, 1974 | J. McEwan | Grinding wheel adapter | |
| 3,822,513 | Jul. 09, 1974 | G.P. Holther, Jr. | Bench grinder with flexible shaft accessory | bench or pedestal grinders |
| 3,945,694 | Mar. 23, 1976 | B.D. Vaillette | Toolhead | metalworking machine tool holders |
| 4,393,626 | Jul. 19, 1983 | G.A. Schroer | Toolholder for Supporting Thin Rotary Tools | metalworking machine tool holders |
| 4,547,997 | Oct. 22, 1985 | C.A. Smits, R.J. Kimmelaar | Adjustable Tool Mount | insert tool holders |
