Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4794835 | Plate-like rotary body with vibration-suppressing characteristics and method of manufacturing same | — | 1989-01-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4794835 | Plate-like rotary body with vibration-suppressing characteristics and method of manufacturing same | — | 1989-01-03 |