| All Patents in class 279/157 |
Patents 1 -
8
of 8
      |
| Picture | Number | Date | Patentee | Title |
| | 926,761 | Jul. 06, 1909 | J.G. Oliver | Lathe Chuck |
 | 1,037,385 | Sep. 03, 1912 | L.E. Whiton | Chuck |
 | 1,213,167 | Jan. 23, 1917 | A.M. Drake | Magnetic chuck and casing |
| | 2,963,298 | Dec. 06, 1960 | R.F. Wharton, B.R. Better | Hydraulically Expanding Thin Walled Tools |
 | 3,595,109 | Jul. 27, 1971 | T.A. Wakefield, R.K. Burroughs | Tool turret |
 | 3,699,843 | Oct. 24, 1972 | A.N. Sweeny | Tool having resilient bumper |
| | 4,312,513 | Jan. 26, 1982 | H.F. Swenson | Gear Holding Hydraulically Actuated Chuck |
| | 5,971,681 | Oct. 26, 1999 | I.E. Wolfe, R.J. Schroeder | Drawbar guide ring with drive keys |
