| Patents for Giddings & Lewis Machine Tool Co. |
Patents 121 -
135
of 187
      |
| Number | Date | Patentee | Title | Type |
| 3,037,429 | Jun. 05, 1962 | G.H. Schurger | Right Angle Milling Attachment | horizontal boring mill attachments |
| 3,040,221 | Jun. 19, 1962 | A.O. Fitxner | Positioning Control Apparatus | machine tool controls |
| 3,041,940 | Jul. 03, 1962 | H.W. De Pree, G.H. Schurger | Machine Tool | horizontal boring mills |
| 3,048,832 | Aug. 07, 1962 | A.O. Fitzner | Position Indicating Means for Machine Tools | machine tool controls |
| 3,049,345 | Aug. 14, 1962 | E.L. McFerren | Machine Tool Work Table | horizontal boring mill attachments |
| 3,052,262 | Sep. 04, 1962 | W.L. McCann | Power Actuated Multiple Valve | hydraulic apparatus |
| 3,060,771 | Oct. 30, 1962 | H.L. Johnson | Block Type Tool With Throw Away Inserts | insert tool holders |
| 3,063,015 | Nov. 06, 1962 | G.T. Moore, H.P. Grossman, E. Herzberg | Rate Control for Data Processing Systems | machine tool controls |
| 3,078,400 | Feb. 19, 1963 | J.O. McDonough, H.P. Kilroy | Phase Responsive Servosystem Control of a Variable Condition Having Positive or Negative Values | electronic circuitry and apparatus |
| 3,078,741 | Feb. 26, 1963 | R.A. Lehmkuhl, C.L. Reichert | Radial Drilling Machine | radial drill presses |
| 3,090,266 | May 21, 1963 | E.K. Wagner | Apparatus to Provide Constant Facing Speed | metalworking machine mechanisms |
| 3,101,436 | Aug. 20, 1963 | G.W. Younkin | Numerically Controlled Positioning System | nc and cnc apparatus |
| 3,131,584 | May 05, 1964 | E.L. McFerren | Horizontal Boring Machine | horizontal boring mills |
| 3,150,353 | Sep. 22, 1964 | A.K. Susskind, C.A. Lay | Digital Information Handling Apparatus | electronic circuitry and apparatus |
| 3,151,505 | Oct. 06, 1964 | R.A. Lehmkuhl, C.L. Reichert | Radial Drilling Machine And Counterbalance Therefor | radial drill presses |
