Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853455 | Selected phosphoric acid esters as hardeners for epoxy resins | Wolfgang Schneider | 1989-08-01 |
| 4845234 | Salts of 2-m-propylimidazole | Wolfgang Schneider | 1989-07-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853455 | Selected phosphoric acid esters as hardeners for epoxy resins | Wolfgang Schneider | 1989-08-01 |
| 4845234 | Salts of 2-m-propylimidazole | Wolfgang Schneider | 1989-07-04 |