Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8178451 | Glass composition formulated for a glass-metal bond of a tube collector and glass-metal bond made with glass of said glass composition | Erhard Dick, Johann Collignon, Stephan Tratzky | 2012-05-15 |