Invention Grant
- Patent Title: Chuck-operating mechanism
- Patent Title (中): 卡盘操作机构
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Application No.: US61554923Application Date: 1923-01-29
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Publication No.: US1519337APublication Date: 1924-12-16
- Inventor: OSWALD SCHLAUPITZ
- Applicant: TIMKEN ROLLER BEARING CO
- Assignee: Timken Roller Bearing Co
- Current Assignee: Timken Roller Bearing Co
- Priority: US61554923 1923-01-29
- Main IPC: B23B31/19
- IPC: B23B31/19
Information query
