Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872308 | Exhaust device for working machine | Noboru Nagai, Yoshihiko Tsuboike, Noboru Kaito | 1989-10-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872308 | Exhaust device for working machine | Noboru Nagai, Yoshihiko Tsuboike, Noboru Kaito | 1989-10-10 |