Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838238 | Internal peripheral edge type blade holding device | Katsuo Honda, Susumu Sawafuji | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838238 | Internal peripheral edge type blade holding device | Katsuo Honda, Susumu Sawafuji | 1989-06-13 |