Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679412 | Method and apparatus for producing gas impermeable, chemically inert container structures for food and volatile substances | Manfred R. Kuehnle, Arno K. Hagenlocher, Klaus Schuegraf | 1997-10-21 |