Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5292386 | Process for the manufacture of aluminum sheets | Werner Schelb, Karl Welpmann | 1994-03-08 |
| 5292628 | Photographic silver halide element with gelatin layer containing silica | Fritz Nittel, Heinz-Gunther Auweiler, Hartmut Randolph | 1994-03-08 |
| 5279471 | Device for splicing web materials | — | 1994-01-18 |