EP-4613418-A4 - BATTERY TOP COVER WELDING SYSTEM AND BATTERY TOP COVER WELDING METHOD
EP4613418A4EP 4613418 A4EP4613418 A4EP 4613418A4EP-4613418-A4
Inventors
- FAN XIANG
- LIAN SHIYUAN
- CHEN JIANYUN
- Yin Zeyuan
Assignees
- CONTEMPORARY AMPEREX TECHNOLOGY CO LTD
Dates
- Publication Date
- 20260506
- Application Date
- 20240510
- Priority Date
- 20240510