Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4770625 | Extrusion apparatus | Curt H. Appelgren | 1988-09-13 |
| 4690834 | Process for coating solid particles | Curt H. Appelgren | 1987-09-01 |
| 4636163 | Apparatus for forming material into a ball | Curt H. Appelgren | 1987-01-13 |