Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624481 | Process for the water-repellent impregnation of plaster | Dieter Gerhardinger, Hans Mayer | 1997-04-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624481 | Process for the water-repellent impregnation of plaster | Dieter Gerhardinger, Hans Mayer | 1997-04-29 |