Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850078 | Adjustable roller assembly for sliding doors | Scott A. Libby, Frank V. Pliml, Jr., Laurence P. Armstrong, James L. Peterson | 1989-07-25 |
| 4799636 | Automatically positioned holder for baby bottles | — | 1989-01-24 |