Invention Grant
- Patent Title: Apparatus and method for straightening metal shafts
- Patent Title (中): 矫正金属轴的装置和方法
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Application No.: US25413363Application Date: 1963-01-28
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Publication No.: US3213659APublication Date: 1965-10-26
- Inventor: ARMSTRONG ROBERT G
- Applicant: OHIO CRANKSHAFT CO
- Assignee: Ohio Crankshaft Co
- Current Assignee: Ohio Crankshaft Co
- Priority: US25413363 1963-01-28
- Main IPC: B21D3/04
- IPC: B21D3/04
Information query
