| All Patents in class 318/39 |
Patents 16 -
29
of 29
      |
| Number | Date | Patentee | Title | Type |
| 2,853,626 | Sep. 23, 1958 | T.A. Wetzel | Automatic Copying Machine with Anticipator Control | milling machines |
| 2,882,476 | Apr. 14, 1959 | T.A. Wetzel | Motor Control System | milling machines |
| 2,913,964 | Nov. 24, 1959 | T.C. Mann | Machine tool with control means for traversing the tool thereof | |
| 3,056,239 | Oct. 02, 1962 | E. Gosney, Jr., W.B. Seidel | Grinding Wheel Feed Mechanism Responsive to Pressure of Wheel on Work | grinding machines |
| 3,090,266 | May 21, 1963 | E.K. Wagner | Apparatus to Provide Constant Facing Speed | metalworking machine mechanisms |
| 3,193,976 | Jul. 13, 1965 | H.E. Luebkemann | Machine Tool Feed System | grinding machines |
| RE26,037 | Jun. 14, 1966 | D.E. Herfurth | Electromagnetic Drill Unit | portable metal drilling machines |
| 3,720,135 | Mar. 13, 1973 | R.E. Stobbe, K.R. Merner | Feedrate Controller | machine tool controls |
| 3,766,460 | Oct. 16, 1973 | R.K. Burroughs, T.E. Hentz | Manual Control System for Numerically Controlled Machine | machine tool controls |
| 3,840,791 | Oct. 08, 1974 | W.H. Mack | Alleviation of Delays and Inaccuracies in Machining by the Constant Surface Feet Per Minute Mode | nc and cnc apparatus |
| RE28,761 | Apr. 06, 1976 | R.K. Burroughs, T.E. Hentz | Manual Control System for Numerically Controlled Machine | machine tool controls |
| 4,211,512 | Jul. 08, 1980 | F. Zankl | Rotary Table With Ballscrew Drive | rotary tables |
| 4,267,495 | May 12, 1981 | B.W. Wilterdink | Machine Speed Controller | machine tool controls |
| 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 |
