Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5564348 | Process and a device for regulating the combustion of solid fuels in a combustion plant | Johann Groschl, Josef Groschl, Rudolf Pressl, Peter Tomaschitz | 1996-10-15 |