Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281767 | Reduced mechanical stress bushing and conductor rod assembly | L. Ronald Beard | 1994-01-25 |
| 4886945 | Replaceable bushing and contact assembly for blade type air insulated switchgear | Gerald B. Roberts | 1989-12-12 |