Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874987 | Modular X-ray image intensifier tube | Bart van der Eijk, Johannes Van De Wiel, Engelbertus Rongen | 1989-10-17 |
CW
Christiaan J. G. H. Wulms
Overall (1989): #125,193 of 140,708Top 90%
1
Patents 1989