Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815415 | Apparatus for producing coils from films of insulating material, conductively coated under vacuum | Albert Feuerstein, Helmut Eberhardt, Helmut Lammermann, Volker Bauer | 1989-03-28 |