| All Patents in class 318/660 |
Patents 1 -
4
of 4
      |
| Number | Date | Patentee | Title | Type |
| 3,546,570 | Dec. 08, 1970 | T.B. Bullock | Method for Driving Controlled Currents Through the Stator Windings of a Position Measuring Transformer | transformers |
| 3,551,656 | Dec. 29, 1970 | J.A. Wohfeil | Numerical Control System | machine tool controls |
| 3,866,212 | Feb. 11, 1975 | T.B. Bullock, J.B. Simon | Position Control System with Plural Signal Transmission Through Common Inductive Device | electronic circuitry and apparatus |
| 3,918,045 | Nov. 04, 1975 | I.K. Taylor, C.M. Bailey, S.A. Scott, R. Gibson, A.H. Morser | Variable Resolution Control System | machine tool controls |
