Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4425148 | Device for the continuous production of glass bodies especially containing radioactive waste | Jacobus N. C. van Geel, Walther A. H. Theunissen | 1984-01-10 |
| 4340160 | Overflow system having pneumatic pressure control | Jacobus N. C. van Geel, Walther A. H. Theunissen | 1982-07-20 |