Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801738 | Preparation of .delta.-formylvalerates | Rudolf Kummer, Volker Taglieber | 1989-01-31 |
HS
Heinz-Walter Schneider
Overall (1989): #106,174 of 140,708Top 80%
1
Patents 1989