Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854905 | Method of fixing a color screening structure for a color picture tube | Kiminobu Shibuya | 1989-08-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854905 | Method of fixing a color screening structure for a color picture tube | Kiminobu Shibuya | 1989-08-08 |