Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797161 | Mixture for manufacture of shaped elements and its use | Karl Kirchmayr, Hans-Jurgen Miko, Bruno Watzka, Josef Studinka | 1989-01-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797161 | Mixture for manufacture of shaped elements and its use | Karl Kirchmayr, Hans-Jurgen Miko, Bruno Watzka, Josef Studinka | 1989-01-10 |