Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4448340 | Apparatus for replacing bolster rings | Glen R. Lollis, Joe P. Car, Sam J. John | 1984-05-15 |
| 4330076 | Method for replacing bolster rings | Glen R. Lollis, Joe P. Car, Sam J. John | 1982-05-18 |