Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6123277 | Process and device for making use of plastic-coated or sheathed wiring and waste wire for the separate recovery of metal and pure recyclable plastic | Bernd Drzevitzky, Hartmut Leitzke | 2000-09-26 |