Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4622272 | Luminescent screen for picture display apparatus and method for manufacturing such device | Rolf Wengert | 1986-11-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4622272 | Luminescent screen for picture display apparatus and method for manufacturing such device | Rolf Wengert | 1986-11-11 |