Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9593040 | Non-opaque arsenic-free beta-spodumene glass ceramic exhibiting brown-grey coloration | Marie Jacqueline Monique Comte, Cécile Jousseaume, Philippe Lehuede | 2017-03-14 |