Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6432251 | Method of attaching plastic parts to a container | Wolfgang Fischer, Inka Henze, Guido Krick | 2002-08-13 |
| 4900195 | Method and apparatus for use in a slurry filled trench for providing a sealing shield therein | Aloys Schlutter, Klaus Kaewert, Christian Witolla, Hans-Jurgen Rosler | 1990-02-13 |