Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844743 | Method of cleaning workpieces with a liquid solvent | Heinz Koblenzer, Franz Staudinger, Klaus-Peter Franke | 1989-07-04 |
PH
Peter Hosel
Overall (1989): #69,779 of 140,708Top 50%
1
Patents 1989