Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875843 | Vacuum mold for manufacturing cushions with back-foamed covers | Gunter Mollmann | 1989-10-24 |
| 4808100 | Process and a form tool for the production of cushions made of foam which are provided with textile covers | Ralf Busch, John J. Lindsey | 1989-02-28 |
| 4806088 | Apparatus for the production of expanded cushions with a textile cover | Ralf Busch | 1989-02-21 |