| All Patents in class 408/147 |
Patents 31 -
45
of 46
      |
| Number | Date | Patentee | Title | Type |
| 958,654 | May 17, 1910 | H.S. Land | Lathe and Other Tool Holder for Cutting, Shaping and Screwing Machines | lathe tool holders and tool posts |
| 1,017,883 | Feb. 20, 1912 | A.B. Landis | Cutter-head | metal threading machines |
| 1,017,887 | Feb. 20, 1912 | A.B. Landis | Cutter-head | metal threading machines |
| 1,185,106 | May 30, 1916 | G. Kohlhaas | Tool Holder | tap and die holders |
| 1,233,994 | Jul. 17, 1917 | R.F. Dow | Machine for taper-forming | metal lathes |
| 1,362,799 | Dec. 21, 1920 | P. Jardine | Collapsible tap | taps and dies |
| 1,622,209 | Mar. 22, 1927 | C.B. Robinson | Boring and Reaming Tool | tapered reamers |
| 1,971,230 | Aug. 21, 1934 | L. Nikoloff | Thread cutting die | tap wrenches and die stocks |
| 1,983,189 | Dec. 04, 1934 | A.J. Prance | Thread cutting tool | tapping heads and chucks |
| 2,273,228 | Feb. 17, 1942 | J.H. Smith | Retractable boring tool | boring heads |
| 2,459,416 | Jan. 18, 1949 | A.H. Davis | Adapter for boring bars | boring bars |
| 2,852,966 | Sep. 23, 1958 | G.E. Olson | Cutting Tool Holder | lathe tool holders and tool posts |
| 3,024,674 | Mar. 13, 1962 | D.G. Judd | Multiple Tool Boring Head With Adjustable Tool Bits | boring heads |
| 3,320,831 | May 23, 1967 | E.P. Bullard, III | Retractable Tool Support | |
| 4,224,846 | Sep. 30, 1980 | W. Gerk, D. Eysel | Turning Boring Head with a Tool for Radial Adjustment | boring heads |
