Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10085530 | Chaton cut for a gemstone made of topaz | Guenther Blasbichler | 2018-10-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10085530 | Chaton cut for a gemstone made of topaz | Guenther Blasbichler | 2018-10-02 |