Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659915 | Off gas film cooler cleaner | William C. Koch, David C. Burns | 1997-08-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659915 | Off gas film cooler cleaner | William C. Koch, David C. Burns | 1997-08-26 |