Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4304574 | Heating system for fluidized bed gas generator | Johannes Alkemper, Rainer Durrfeld, Heinz Gaessler | 1981-12-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4304574 | Heating system for fluidized bed gas generator | Johannes Alkemper, Rainer Durrfeld, Heinz Gaessler | 1981-12-08 |