Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812152 | Device and process for heating a flat object made of thermoplastic material along a predetermined zone | — | 1989-03-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812152 | Device and process for heating a flat object made of thermoplastic material along a predetermined zone | — | 1989-03-14 |