Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4528054 | Method for making overhead projection transparency | Torbjorn Stahl, Oystein Karlsen | 1985-07-09 |
| 4236731 | Continuous stationery assembly and methods of making binders, folder covers and the like from the assembly | — | 1980-12-02 |