| All Patents in class 82/1.2 |
Patents 16 -
30
of 31
      |
| Number | Date | Patentee | Title | Type |
| 2,837,941 | Jun. 10, 1958 | M.J. Schlitterd | Recessing Tool Holder | metalworking machine tool holders |
| 2,867,139 | Jan. 06, 1959 | H.J. Caldwell | Boring unit | |
| 2,905,028 | Sep. 22, 1959 | J. Massari | Contractile Tool Holder | drilling and boring tool holders |
| 3,021,733 | Feb. 20, 1962 | S.A. Cogsdill | Cutting Tool | boring heads |
| 3,250,155 | May 10, 1966 | H.F. Armstrong | Recessing Tool | milling machine cutters |
| 3,311,003 | Mar. 28, 1967 | J. Daugherty | Facing Head Attachment and Drive Mechanism Therefor | metalworking machine mechanisms |
| 3,344,693 | Oct. 03, 1967 | J.A. Scholl | Means for automatically advancing and retracting a tool holder in a boring and facing head | boring heads |
| 3,744,352 | Jul. 10, 1973 | J.A. Scholl | Boring and facing apparatus | boring heads |
| 4,184,391 | Jan. 22, 1980 | O. Eckle | Facing and Boring Head | facing heads |
| 4,224,846 | Sep. 30, 1980 | W. Gerk, D. Eysel | Turning Boring Head with a Tool for Radial Adjustment | boring heads |
| 4,250,775 | Feb. 17, 1981 | R.M. Ortlieb, R.A. Jerue | Machine tool and method | horizontal boring mills |
| 4,400,859 | Aug. 30, 1983 | P.J. Finet, R.T. Woythal | Machining Centers for Machining Tubular Workpieces | milling machines |
| 4,432,258 | Feb. 21, 1984 | J.T. Currer | Controllable Tool Feeding Apparatus | metalworking machine mechanisms |
| 4,452,112 | Jun. 05, 1984 | J.A. Alexander | Method of Parting Metallic Rings | lathe tools |
| RE32,211 | Jul. 22, 1986 | R.A. Jerue, R.M. Ortlieb | Machine tool and method | horizontal boring mills |
