Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10610978 | High-efficient energy-saving and surfacing layer well-forming self-shielded flux-covered welding wire and manufacture method | Weimin Long, Ping Wei, Mingfang WU, Lei Zhang | 2020-04-07 |