Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5000661 | Method of and apparatus for cleaning and filling containers | Manfred Bloch, Manfred Gutapel, Wolfgang Stein | 1991-03-19 |
| 4457324 | Barrel cleaning apparatus | — | 1984-07-03 |
| 4427455 | Barrel cleaning method | — | 1984-01-24 |