Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5145485 | Process for the preparation of stable dyestuff solutions: pressure permeation in presence of boric acid or borate | Martin Michna, Dietrich Tegtmeyer | 1992-09-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5145485 | Process for the preparation of stable dyestuff solutions: pressure permeation in presence of boric acid or borate | Martin Michna, Dietrich Tegtmeyer | 1992-09-08 |