| All Patents in class 125/39 |
Patents 1 -
10
of 15
      |
| Picture | Number | Date | Patentee | Title |
 | 125,949 | Apr. 23, 1872 | A.S. Gear | Improvement in machines for working stone |
| | 374,743 | Dec. 13, 1887 | L.D. Jones | Chuck |
| | 1,763,479 | Jun. 10, 1930 | E.S. Richardson | Diamond Tool Holder |
| | 1,776,335 | Sep. 23, 1930 | P.E. Rauzières | Tool Holder |
 | 2,353,236 | Jul. 11, 1944 | D.R. Hammill, L. Small | Diamond tool |
| | 2,416,996 | Mar. 04, 1947 | E.A. Allen, F.P. Healy | Boring bar guiding mechanism |
 | 2,545,676 | Mar. 20, 1951 | L. Small | Diamond impregnated dressing tool |
 | 2,581,609 | Jan. 08, 1952 | L. Small | Diamond tool |
| | 2,752,909 | Jul. 03, 1956 | L. Curran | Diamond Tool Holder |
| | 2,804,064 | Aug. 27, 1957 | S.G. Brady | Triming Mechanism |
