Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808100 | Process and a form tool for the production of cushions made of foam which are provided with textile covers | Volker Onnenberg, John J. Lindsey | 1989-02-28 |
| 4806088 | Apparatus for the production of expanded cushions with a textile cover | Volker Onnenberg | 1989-02-21 |