Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852997 | Slag water bath process | Clifford C. Segerstrom, Charles V. Sternling, Hans-Wolfgang Luke | 1989-08-01 |
HW
Hsi L. Wu
Overall (1989): #103,024 of 140,708Top 75%
1
Patents 1989