Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812710 | Halogen incandescent lamp with high reliability filament connection, and method of manufacture | Rupert Muhlberger, Karl-Heinz Stadler | 1989-03-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812710 | Halogen incandescent lamp with high reliability filament connection, and method of manufacture | Rupert Muhlberger, Karl-Heinz Stadler | 1989-03-14 |