Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6726813 | Security device and method for producing it | Wittich Kaule, Gregor Grauvogl, Jurgen Schutzmann | 2004-04-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6726813 | Security device and method for producing it | Wittich Kaule, Gregor Grauvogl, Jurgen Schutzmann | 2004-04-27 |