Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4946430 | Apparatus and method for forming at least one fold line in a substantially rigid plastic material | — | 1990-08-07 |
| 4268261 | Machine for the production of packaging wrappers | Wolfgang Heiber | 1981-05-19 |