Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863079 | Drawstring recovery and restringing system | — | 1989-09-05 |
| 4856709 | Folding box | Owe Axelsson, Heinz Birkenbeul | 1989-08-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863079 | Drawstring recovery and restringing system | — | 1989-09-05 |
| 4856709 | Folding box | Owe Axelsson, Heinz Birkenbeul | 1989-08-15 |