Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695709 | Method and apparatus for producing highly oriented polyester sheet | Donald L. Van Erden | 1997-12-09 |
| 5688536 | Apparatus for producing oriented plastic strap | Donald L. Van Erden | 1997-11-18 |
| 5660787 | Method for producing oriented plastic strap | Donald L. Van Erden | 1997-08-26 |
| 5597640 | Oriented plastic strap | Donald L. Van Erden, Hans Weltekamper | 1997-01-28 |