Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5361912 | Apparatus and process for classifying the contents of non-disposable beverage bottles and containers | Gunther Krieg, Karl Koukolitschek | 1994-11-08 |
| 5305887 | Method and apparatus for examining the gaseous content of returned drink bottles | Gunther Krieg, Karl Koukolitschek | 1994-04-26 |