Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4306376 | Countersunk vase especially for graves | Ernst Strassacker, Erich Frey, Ludwig Ziller | 1981-12-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4306376 | Countersunk vase especially for graves | Ernst Strassacker, Erich Frey, Ludwig Ziller | 1981-12-22 |