Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4466529 | Separation unit for processed book blocks | Achim Kratzsch | 1984-08-21 |
| 4335674 | Apparatus for application of a hot melt glue onto the back surfaces of book blocks | Gerald Winker, Christian Blum | 1982-06-22 |