Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4827694 | Film folding device, method, and product | Robert Jahn | 1989-05-09 |
| 4796405 | Film folding device | Robert Jahn | 1989-01-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4827694 | Film folding device, method, and product | Robert Jahn | 1989-05-09 |
| 4796405 | Film folding device | Robert Jahn | 1989-01-10 |