Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624690 | Controlled release of metered quantities of finely divided solids with a venturi nozzle and regulated control | Josef Boldis, Volker I. Glasel, Gunther Voss | 1997-04-29 |
| 5356577 | Controlled release of metered quantities of finely divided solids with a venturi nozzle and regulated control | Josef Boldis, Volker I. Glasel, Gunther Voss | 1994-10-18 |