Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873049 | Molding outer and inner soles onto shoe uppers | Reinhard Landwehr | 1989-10-10 |
| 4810178 | Apparatus for molding outer and inner soles onto shoe uppers | Manfred Proll | 1989-03-07 |
| 4801256 | Molding outer and inner soles onto shoe uppers | Reinhard Landwehr | 1989-01-31 |