| All Patents in class 74/7R |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 2,352,185 | Jun. 27, 1944 | E.P. Bullard, L.E. Alvey, F.H. Mussler | Machine Tool | |
| 2,710,934 | Jun. 14, 1955 | J.A. Senn | Motor Controlled Machine Tool Positioning Mechanism | milling machines |
| 2,741,732 | Apr. 10, 1956 | F.W. Cunningham | Motor Control System for Automatic Machine Tools | numerically controlled lathes |
| 2,748,665 | Jun. 05, 1956 | J.A. Sean | Machine Tool Positioning Mechanism | metalworking machine mechanisms |
| 2,876,650 | Mar. 10, 1959 | A.G. Sangster | Apparatus for automatically relatively positioning workholders, tools and the like | |
| 2,934,978 | May 03, 1960 | M.R. Estabrook | Positioning system for machine tools | |
