Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889811 | Methods for making leather | Juergen Christner, Ernst Pfleiderer | 1989-12-26 |
TT
Tilmann Taeger
Overall (1989): #49,426 of 140,708Top 40%
1
Patents 1989