Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4628657 | Ceiling and wall construction | Dieter Mischorr | 1986-12-16 |
| 4193759 | Rotary kiln with a plurality of planetary cooling tubes | Jurgen Wurr, Antonius Vering | 1980-03-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4628657 | Ceiling and wall construction | Dieter Mischorr | 1986-12-16 |
| 4193759 | Rotary kiln with a plurality of planetary cooling tubes | Jurgen Wurr, Antonius Vering | 1980-03-18 |