Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6177052 | Device for cleaning of flue gas | Hermann Weichs | 2001-01-23 |
| 4535708 | Hot bulb ignition head for a device for firing rough ceramics, particularly bricks | — | 1985-08-20 |