| All Patents in class 407/83 |
Patents 31 -
44
of 44
      |
| Number | Date | Patentee | Title | Type |
| 1,131,538 | Mar. 09, 1915 | G.H. Mason | Tool Holder | lathe tool holders and tool posts |
| 1,200,416 | Oct. 03, 1916 | J.P. Draper | Tool Holder | lathe tool holders and tool posts |
| 1,220,324 | Mar. 27, 1917 | E.E. Ellis | Tool Holder | lathe tool holders and tool posts |
| 1,248,201 | Nov. 27, 1917 | C.A. Swahlstedt | Universal Tool Holder | lathe tool holders and tool posts |
| 1,373,926 | Apr. 05, 1921 | F. Wermes | Adjustable Tool Holder | lathe tool holders and tool posts |
| 1,387,672 | Aug. 16, 1921 | W.O. Wille | Tool Holder | lathe tool holders and tool posts |
| 1,438,368 | Dec. 12, 1922 | W.J. Dorrans | Tool Holder | metal planer tool holders |
| 1,466,899 | Sep. 04, 1923 | B.M. Hanson | Tool and Holder Therefor | slotting machine tool holders |
| 1,476,262 | Dec. 04, 1923 | W.F. Marshall | Movable Tool Holder for Lathes | lathe tool holders and tool posts |
| 1,599,612 | Sep. 14, 1926 | G.W. Dover | Splining Tool | metal shapers |
| 1,768,762 | Jul. 01, 1930 | C.E. Henry | Adjustable Tool Holder for Lathes, Etc. | lathe tool holders and tool posts |
| 2,149,038 | Feb. 28, 1939 | D.S. Anthony | Tool Holder | lathe tool holders and tool posts |
| 2,160,369 | May 30, 1939 | O.N. Rikof | Tool Holder | lathe tool holders and tool posts |
| 2,422,983 | Jun. 24, 1947 | C.L. Ramsey | Tool Holder | lathe tool holders and tool posts |
