Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885998 | Patient support system for radiotherapy | Francis J. Span, Leonardus J. Grassens | 1989-12-12 |
LH
Leopold H. Hissel
Overall (1989): #84,010 of 140,708Top 60%
1
Patents 1989