Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5297187 | Pressure vessel penetration sealing device | Harry K. Williams | 1994-03-22 |
| 4513786 | Mechanical tube plub | James W. Hales | 1985-04-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5297187 | Pressure vessel penetration sealing device | Harry K. Williams | 1994-03-22 |
| 4513786 | Mechanical tube plub | James W. Hales | 1985-04-30 |