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发明名称
摘要
申请公布号
JPS6297396(U)
申请公布日期
1987.06.20
申请号
JP19850190625U
申请日期
1985.12.10
申请人
发明人
分类号
F16L59/12;(IPC1-7):F16L59/12
主分类号
F16L59/12
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代理人
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地址
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