Invention Grant
- Patent Title: Chuck and method of chucking
- Patent Title (中): 夹头和夹紧方法
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Application No.: US72434047Application Date: 1947-01-25
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Publication No.: US2646723APublication Date: 1953-07-28
- Inventor: DONOHOE MARTIN A
- Applicant: GLEASON WORKS
- Assignee: Gleason Works
- Current Assignee: Gleason Works
- Priority: US72434047 1947-01-25
- Main IPC: B23F17/00
- IPC: B23F17/00
Information query
