Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829745 | Tube spreader for removing wrinkles in tube stock | R. Douglas Behr | 1989-05-16 |
| 4812056 | Reclosable, flexible container having an externally operated fastener | — | 1989-03-14 |