Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363712 | Device for galvanic precipitation of aluminum | Johann Gehring, Klaus Stoeger | 1982-12-14 |
| 4360409 | Apparatus for the galvanic deposition of aluminum | Klaus Stoeger, Johann Gehring | 1982-11-23 |