Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863672 | Absorber rod | Harald Dorweiler, Claus Elter, Franz Grossert, Guenter Rohark, Josef Schoening | 1989-09-05 |
| 4863674 | Having operating element charging and removal | Hubert Handel, Josef Schoening | 1989-09-05 |
| 4830818 | Ceramic installations | Claus Elter, Edgar Hornischer, Josef Schoening, Ulrich Weicht | 1989-05-16 |