| All Patents in class 451/26 |
Patents 1 -
15
of 15
      |
| Number | Date | Patentee | Title | Type |
| 2,033,335 | Mar. 10, 1936 | B.A. Kearns, F.S. Haas | Grinding Machine | grinding machines |
| 2,142,028 | Dec. 27, 1938 | C. Herfurth | Grinding Machine | grinding machines |
| 2,164,875 | Jul. 04, 1939 | C. Herfurth | Grinding Machine | grinding machines |
| 2,367,759 | Jan. 23, 1945 | A.D. Stuckey, J. Decker | Grinding Machine | cylindrical grinders |
| 2,376,237 | May 15, 1945 | A.D. Stuckey, J. Decker | Grinding Machine | cylindrical grinders |
| 2,478,562 | Aug. 09, 1949 | F.S. Haas, G.W. Binns | Grinding Machine | cylindrical grinders |
| 2,491,398 | Dec. 13, 1949 | W.L. Tancred | Contouring Machine | profile and contour grinders |
| 2,505,223 | Apr. 25, 1950 | F.R. Whitcomb | Glazing and polishing machine | polishing and buffing machinery |
| 2,802,312 | Aug. 13, 1957 | G.L. Grove, E. Gosney, Jr. | Grinding Machine | cylindrical grinders |
| 3,018,590 | Jan. 30, 1962 | B.H. Steinhard, J. Decker | Grinding Machine Feed Mechanism | centerless grinders |
| 3,305,974 | Feb. 28, 1967 | J.C. Wilson | Grinding Machine | |
| 3,877,179 | Apr. 15, 1975 | E. Hammann | Work Locating Device for Grinding Machines | grinding machines |
| 3,913,277 | Oct. 21, 1975 | R.P. Lindsay, R.S. Hahn | Grinding Machine | grinding machines |
| 4,558,537 | Dec. 17, 1985 | R.B. MacLeod | Centerless Honing Machines Having Automatic Size Control | honing machines |
| 4,630,214 | Dec. 16, 1986 | D.A. Winski, H.W. Lawson, Jr., T.J. Langevin, K.S. Barney | Jig Grinder With Automatic Reciprocation and Outfeed Control | jig grinders |
