| All Patents of Type: die sinkers |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 599,680 | Mar. 01, 1898 | J.C. Booth, G. Amborn, Jr. | Rotary cutter | cutters |
| 659,461 | Oct. 09, 1900 | F.D. Van Norman | Engraving and die-sinking machine | die sinkers |
| 734,792 | Jul. 28, 1903 | H.M. Albee | Engraving or carving machine | die sinkers |
| D51,900 | Mar. 26, 1918 | J.F. Keller | Design for a tracer and cutter frame for die-sinking machines | die sinkers |
| D53,073 | Mar. 11, 1919 | J.F. Keller | Design for a standard for die-sinking machines | die sinkers |
| 1,774,279 | Aug. 26, 1930 | E. Lochman | Electric tracer-control machine for die sinking and the like | die sinkers |
