Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810421 | Liquid cleaner with organic solvent and ternary builder mixture | — | 1989-03-07 |
MM
Maurizio Marchesini
Overall (1989): #80,180 of 140,708Top 60%
1
Patents 1989