Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332746 | Diphosphonodicarboxylic acid esters | Volker Knittel, Werner Sommer, Gerhard Weckler | 1982-06-01 |
HT
Horst-Dieter Thamm
Overall (1982): #57,866 of 81,411Top 75%
1
Patents 1982