Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886629 | Process for the preparation of fluorinated benzene sulfonyl fluorides | — | 1989-12-12 |
| 4847442 | Process for the preparation of difluorobenzenes | David Nalelwajek | 1989-07-11 |