Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842504 | Lip heater for plastic extrusion die | Ricardo Pablo Rodriguez | 1989-06-27 |
| 4830595 | Die-lip heater | Ricardo P. Rodiguez | 1989-05-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842504 | Lip heater for plastic extrusion die | Ricardo Pablo Rodriguez | 1989-06-27 |
| 4830595 | Die-lip heater | Ricardo P. Rodiguez | 1989-05-16 |