Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878534 | Apparatus for the compacting of granular molding materials | — | 1989-11-07 |
| 4860817 | Apparatus for the compacting of granular molding materials | Alfred Joern | 1989-08-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878534 | Apparatus for the compacting of granular molding materials | — | 1989-11-07 |
| 4860817 | Apparatus for the compacting of granular molding materials | Alfred Joern | 1989-08-29 |