Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6177044 | Bell-shaped furnace | Frank Maschler, Walter James Scheuermann | 2001-01-23 |
| 5730930 | Method and device for exchanging the atmosphere in a hood-shaped annealing furnace | Friedhelm Kuhn, Walter James Scheuermann | 1998-03-24 |