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发明名称
摘要
申请公布号
JPH0546659(Y2)
申请公布日期
1993.12.07
申请号
JP19900092565U
申请日期
1990.09.03
申请人
发明人
分类号
E04B2/74;A47B5/02;A47B13/00;A47B57/40;A47B57/42;(IPC1-7):A47B13/00
主分类号
E04B2/74
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