Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845087 | Crystallized cephem-acid addition salts, and a process for the preparation thereof | Walter Durckheimer, Reiner Kirrstetter | 1989-07-04 |
RL
Rudolf Lattrell
Overall (1989): #60,115 of 140,708Top 45%
1
Patents 1989