Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875880 | Modular faceplate system | Glenn S. Welch, Stephen Fidrych, Bernie J. Maurer | 1989-10-24 |
| D303246 | Electrical cable concentrator | Michael H. Freeman, Sally A. Hattle | 1989-09-05 |