Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5850962 | Casting mold for fusion welding of two workpieces | Frank Kuster, Michael Steinhorst | 1998-12-22 |
| 4522322 | Self-opening closure for a casting crucible used in aluminothermic reactions | Hans Guntermann | 1985-06-11 |
| 4247074 | Casting mold for aluminothermically welding rails together | Josef Stratmann, Wilfried Moring | 1981-01-27 |