Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878828 | Closing device for manufacturing articles of thermoplastic material | Dieter Wollschlager | 1989-11-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878828 | Closing device for manufacturing articles of thermoplastic material | Dieter Wollschlager | 1989-11-07 |