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发明名称
摘要
申请公布号
JPS5782287(U)
申请公布日期
1982.05.21
申请号
JP19800160385U
申请日期
1980.11.10
申请人
发明人
分类号
F16L11/12;F16L59/06;F16L59/14;F16L59/153;(IPC1-7):F16L59/14
主分类号
F16L11/12
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代理人
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