| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 425/382.4 | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 2,878,512 | Mar. 24, 1959 | R. Davis | Extrusion apparatus with stock-displacing discharge end on feed screw | ||
 | 2,984,173 | May 16, 1961 | J.B. Roche, W.C. Briggs | Extrusion die for briquetting machine | |