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发明名称
摘要
申请公布号
JPH0351205(U)
申请公布日期
1991.05.17
申请号
JP19890111988U
申请日期
1989.09.25
申请人
发明人
分类号
F16B2/12;(IPC1-7):F16B2/12
主分类号
F16B2/12
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代理人
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