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发明名称
摘要
申请公布号
JPH0234869(U)
申请公布日期
1990.03.06
申请号
JP19880114849U
申请日期
1988.08.30
申请人
发明人
分类号
F16L19/03;F16J15/10;(IPC1-7):F16J15/10
主分类号
F16L19/03
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