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发明名称
摘要
申请公布号
JPS5740764(U)
申请公布日期
1982.03.05
申请号
JP19800117551U
申请日期
1980.08.20
申请人
发明人
分类号
F16J1/04;(IPC1-7):F16J1/04
主分类号
F16J1/04
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代理人
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地址
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