| All Patents in class 407/75 |
Patents 1 -
10
of 18
      |
| Picture | Number | Date | Patentee | Title |
| | 108,306 | Oct. 11, 1870 | C. Van Haagen | Boring and Turning Metal |
| | 550,671 | Dec. 03, 1895 | A. Zeunert, H.C. Zeunert | Cut Off Tool |
| | 1,020,493 | Mar. 19, 1912 | J. Hartness | Turning Tool |
| | 1,036,101 | Aug. 20, 1912 | J. Hartness | Metal Turning Tool |
| | 1,262,701 | Apr. 16, 1918 | J.M. Riedy | Tool Holder |
| | 1,287,971 | Dec. 17, 1918 | N.H. Groff | Tool Holder |
| | 1,451,705 | Apr. 17, 1923 | F.J. Martin | Tool Holder |
| | 1,452,082 | Apr. 17, 1923 | G.H. Larsson | Adjustable Tool Holder |
| | 1,453,947 | May 01, 1923 | H.O. Pohrt | Tool Holder |
| | 1,482,916 | Feb. 05, 1924 | D.H. Dugar | Tool Holder |
