Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4375388 | Apparatus for filling carbonizing chamber of coke oven with powered coal with vibration applied thereto | Hisanori Hara, Takafumi Kawamura, Osamu Takamori | 1983-03-01 |