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申请公布号
JPS63141375(U)
申请公布日期
1988.09.19
申请号
JP19870034310U
申请日期
1987.03.09
申请人
发明人
分类号
F16K7/17;F16K47/02;(IPC1-7):F16K7/17
主分类号
F16K7/17
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