Invention Grant
- Patent Title: Method of electric welding
- Patent Title (中): 电焊方法
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Application No.: US58286622Application Date: 1922-08-19
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Publication No.: US1640798APublication Date: 1927-08-30
- Inventor: MURRAY JR THOMAS E
- Applicant: MURRAY JR THOMAS E
- Assignee: Jr Thomas E Murray
- Current Assignee: Jr Thomas E Murray
- Priority: US58286622 1922-08-19
- Main IPC: B23K11/00
- IPC: B23K11/00
Information query
