Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826636 | Multi-level film fill industrial cross flow water cooling tower | Thomas W. Bugler | 1989-05-02 |
| 4801410 | Plastic fill sheet for water cooling tower with air guiding spacers | James R. Houx, Jr. | 1989-01-31 |