Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4718580 | Structure for forming a refractory joint of predetermined thickness between a refractory nozzle and a refractory plate | Walter Vetterli | 1988-01-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4718580 | Structure for forming a refractory joint of predetermined thickness between a refractory nozzle and a refractory plate | Walter Vetterli | 1988-01-12 |