Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878480 | Radiant tube fired with two bidirectional burners | James E. Watson | 1989-11-07 |
| 4829703 | Auxiliary flue for furnaces | James E. Watson | 1989-05-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878480 | Radiant tube fired with two bidirectional burners | James E. Watson | 1989-11-07 |
| 4829703 | Auxiliary flue for furnaces | James E. Watson | 1989-05-16 |