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发明名称
Diaphragm valve control
摘要
申请公布号
US2661013(A)
申请公布日期
1953.12.01
申请号
US19500142374
申请日期
1950.02.04
申请人
ROBERTSHAW-FULTON CONTROLS COMPANY
发明人
ESKIN SAMUEL G.;MAIN ROBERT C.
分类号
主分类号
代理机构
代理人
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