| All Patents in class 409/86 |
Patents 1 -
9
of 9
      |
| Picture | Number | Date | Patentee | Title |
 | 6,058 | Jan. 23, 1849 | H. Augur | Carving-machine |
 | 82,430 | Sep. 22, 1868 | G. Merrill | Improvement in carving-machines |
 | 137,837 | Apr. 15, 1873 | H. Grubenbecher | Improvement in carving-machines |
| | 1,790,581 | Jan. 27, 1931 | G. Gorton, II, G. Gorton | Engraving and Other Machine |
| | 1,881,500 | Oct. 11, 1932 | G. Gorton, III, G. Gorton | Engraving and Other Machine |
| | 1,964,319 | Jun. 26, 1934 | P.M. Henkes, G. Gorton | Engraving Machine |
| | 2,627,658 | Feb. 10, 1953 | E.T. Green | Engraving Machine |
| | 2,703,455 | Mar. 08, 1955 | E.T. Green | Autoradial Engraving Device |
 | 3,266,375 | Aug. 16, 1966 | J. Müller, R. Reeber | Copying milling machine |
