Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8431196 | Method for fixing the position of a glass tube or glass rod spiral in a glass tube, glass tube assembly and the application of the same | Markus Riedl, Reiner Bartsch, Franz Voelkl, Franz Jaeger | 2013-04-30 |