Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844415 | Valve | Franz Primdahl | 1989-07-04 |
| 4323177 | Piston for ejecting a viscous or plastic mass | — | 1982-04-06 |
| 4205754 | Container closure and a method of making the same | Ejvind T. Jarsskov | 1980-06-03 |