Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876788 | Method of making a leakproof connection about the outlet tube of a liquid containment bag | Peter L. Steer | 1989-10-31 |
| 4854737 | Bags for containing liquids | Peter L. Steer | 1989-08-08 |