Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874885 | Process for the preparation of mercaptomethylphenols | Werner Stegmann, Hans-Rudolf Meier, Samuel Evans, Roger Martin | 1989-10-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874885 | Process for the preparation of mercaptomethylphenols | Werner Stegmann, Hans-Rudolf Meier, Samuel Evans, Roger Martin | 1989-10-17 |