Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860687 | Device comprising a flat susceptor rotating parallel to a reference surface about a shift perpendicular to this surface | — | 1989-08-29 |
PF
Peter Frijlink
Overall (1989): #69,935 of 140,708Top 50%
1
Patents 1989