Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832117 | Fin tube heat exchanger | Kaoru Kato, Hachiro Koma | 1989-05-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832117 | Fin tube heat exchanger | Kaoru Kato, Hachiro Koma | 1989-05-23 |