Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347671 | Vacuum-drying method and apparatus | Francisco J. Dias, Willi Hannen, Hartmut Luhleich | 1982-09-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347671 | Vacuum-drying method and apparatus | Francisco J. Dias, Willi Hannen, Hartmut Luhleich | 1982-09-07 |