Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328648 | Method of using a composite joint infill system | Richard L. Wyke, David C. Dressel | 1994-07-12 |
| 5294396 | Method of makikng anode protector | David C. Dressel, Richard L. Wyke | 1994-03-15 |