Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002910 | Seamless steel tube which is intended to be used as a guide pipe and production method thereof | Marco Mario Tivelli, Alfonso Izquierdo Garcia, Dionino Colleluori | 2011-08-23 |