Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4621682 | Tube support assembly for a heat exchanger | William B. Jennings, Richmond S. Hayes, Jr. | 1986-11-11 |
| 4502291 | Combination fan motor and orifice support assembly | Edward B. Shelton, Richmond S. Hayes, Jr. | 1985-03-05 |
| 4492269 | Tube support assembly for a heat exchanger | William B. Jennings, Richmond S. Hayes, Jr. | 1985-01-08 |