Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4238076 | Apparatus for building up and repairing the refractory lining of industrial furnaces and hot-running vessels | Franz Weiss, Franz Waisnix, Friedrich Baumgartner | 1980-12-09 |
| 4199108 | Apparatus for building up and repairing a refractory lining | Friedrich Baumgartner, Karl H. Fernow, Franz Waisnix, Franz Weiss | 1980-04-22 |