Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815833 | Objective for endoscopes and process for its production | Jurgen Zobel, Siegfried Karst, Rolf Zickwolf | 1989-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815833 | Objective for endoscopes and process for its production | Jurgen Zobel, Siegfried Karst, Rolf Zickwolf | 1989-03-28 |