| All Patents in class 408/146 |
Patents 16 -
27
of 27
      |
| Number | Date | Patentee | Title | Type |
| 1,939,490 | Dec. 12, 1933 | J.O. Dixon | Compound tool | |
| 2,500,387 | Mar. 14, 1950 | H.M. Sheridan | Tool Bit and Holder Therefor | metal planer tools |
| 2,618,180 | Nov. 18, 1952 | F.O. Wetzel, C.E. Linden | Tool ejector | radial drill presses |
| 2,816,767 | Dec. 17, 1957 | A.F. Pekrul | Tool Holder | metalworking machine tool holders |
| 2,921,490 | Jan. 19, 1960 | L. Kipp | Means for Cutting Threads | lathe tool holders and tool posts |
| 3,069,937 | Dec. 25, 1962 | T.V. Williams | Clamp and Bit Holder | milling machine cutters |
| 3,143,923 | Aug. 11, 1964 | E. Krzyszczuk | Turbine Blade Cutting Tool Attachment | milling machine accessories |
| 3,195,376 | Jul. 20, 1965 | W. Bader | Boring Head | boring heads |
| 3,402,625 | Sep. 24, 1968 | A.N. Sweeny | Adjustable cutting tool | lathe tools |
| 3,546,759 | Dec. 15, 1970 | F. Sirola | Cutting tool | lathe tool holders and tool posts |
| 3,782,849 | Jan. 01, 1974 | S. Mizoguchi | Boring Head | boring heads |
| 3,794,437 | Feb. 26, 1974 | S. Mazoguchi | Boring Head With Axial Adjustment Means | boring heads |
