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申请公布号
JPS52114309(U)
申请公布日期
1977.08.30
申请号
JP19760024051U
申请日期
1976.02.26
申请人
发明人
分类号
F16L9/22;F16L9/16;F16L43/00;(IPC1-7):F16L9/16;F16L9/20
主分类号
F16L9/22
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