Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5296522 | Electrical medium and high voltage cable with a cable sheath having high resistance to the formation and the growth of water trees | Heinz Vogt, Johannes Schlag, Thomas Muehlenbernd | 1994-03-22 |