Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4269473 | Identification card with a hologram and a process for the production thereof | Hartwig Ruell, Angelika Staimer | 1981-05-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4269473 | Identification card with a hologram and a process for the production thereof | Hartwig Ruell, Angelika Staimer | 1981-05-26 |