Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881937 | Method of treating a part of the body with radioactive material and a trolley for use therein | Eric van't Hooft | 1989-11-21 |
| 4861520 | Capsule for radioactive source | Eric van't Hooft | 1989-08-29 |