Invention Grant
- Patent Title: Cam mechanism
- Patent Title (中): 凸轮机构
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Application No.: US56156844Application Date: 1944-11-02
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Publication No.: US2452372APublication Date: 1948-10-26
- Inventor: HARKNESS JOSEPH R
- Applicant: GEN ELECTRIC
- Assignee: Gen Electric
- Current Assignee: Gen Electric
- Priority: US56156844 1944-11-02
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