Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809112 | Back core holding clip disposed on interior side of back core | Ichiro Noguchi | 1989-02-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809112 | Back core holding clip disposed on interior side of back core | Ichiro Noguchi | 1989-02-28 |