Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853288 | Stabilized red phosphorus and process for making it | Horst Staendeke, Ursus Thummler | 1989-08-01 |
WA
Wilhelm Adam
Overall (1989): #44,929 of 140,708Top 35%
1
Patents 1989