Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345363 | Method of continuously making flexible, heat insulated metal tubing | Hans-Jurgen Kloppner, Otto Uhlmann | 1982-08-24 |
| 4297526 | Fire resistant electrical cables | Georg Maltz | 1981-10-27 |