| All Patents in class 407/89 |
Patents 31 -
39
of 39
      |
| Number | Date | Patentee | Title | Type |
| 2,238,675 | Apr. 15, 1941 | R. Breuning | Adjustable Tool Holder | lathe tool holders and tool posts |
| 2,254,056 | Aug. 26, 1941 | D.A. Anthony | Cutoff Tool and Holder | lathe tools |
| 2,533,254 | Dec. 12, 1950 | E.B. Whigam | Lathe Tool | lathe tool holders and tool posts |
| 2,546,306 | Mar. 27, 1951 | F.C. Johnson | Cutting Tool Holder | metalworking machine tool holders |
| 2,916,802 | Dec. 15, 1959 | J.H. Blomstrand | Tool Holder | metalworking machine tool holders |
| 2,962,800 | Dec. 06, 1960 | H.F. Swenson | Adjustable Cutter Rake Tool | insert tool holders |
| 3,040,632 | Jun. 26, 1962 | G.E. Marx, J.M. Walter | Double Action Cutting Tool | metal planer tool holders |
| 3,364,799 | Jan. 23, 1968 | W.N. Miles, D.D. Walker, M.L. Benjamin | Offset Boring Head | boring heads |
| 4,077,735 | Mar. 07, 1978 | D. Cochrane | Cutting Tool and Insert Assembly | milling machine cutters |
