Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850078 | Adjustable roller assembly for sliding doors | Scott A. Libby, William M. Johnson, Laurence P. Armstrong, James L. Peterson | 1989-07-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850078 | Adjustable roller assembly for sliding doors | Scott A. Libby, William M. Johnson, Laurence P. Armstrong, James L. Peterson | 1989-07-25 |