Invention Grant
- Patent Title: Pierce severing
- Patent Title (中): 皮尔切断
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Application No.: US75605747Application Date: 1947-06-20
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Publication No.: US2517622APublication Date: 1950-08-08
- Inventor: BABCOCK ROGER S
- Applicant: LINDE AIR PROD CO
- Assignee: Linde Air Prod Co
- Current Assignee: Linde Air Prod Co
- Priority: US75605747 1947-06-20
- Main IPC: B23K7/00
- IPC: B23K7/00
Information query
