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发明名称
摘要
申请公布号
JPS6443271(U)
申请公布日期
1989.03.15
申请号
JP19870138257U
申请日期
1987.09.11
申请人
发明人
分类号
F16K5/06;F16K11/083;F16K27/06;(IPC1-7):F16K11/083
主分类号
F16K5/06
代理机构
代理人
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