Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360841 | Use of ethylene oxide/propylene oxide block copolymers in hydraulic binder materials and materials so obtained | Bernhard Knop, Gerhard Walter | 1994-11-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360841 | Use of ethylene oxide/propylene oxide block copolymers in hydraulic binder materials and materials so obtained | Bernhard Knop, Gerhard Walter | 1994-11-01 |