Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4220448 | Process for dry-cleaning or de-oiling by means of a perchloroethylene base composition | Jean-Claude Cosnard, Pierre Sarafinof | 1980-09-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4220448 | Process for dry-cleaning or de-oiling by means of a perchloroethylene base composition | Jean-Claude Cosnard, Pierre Sarafinof | 1980-09-02 |