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发明名称
摘要
申请公布号
JPH03129641(U)
申请公布日期
1991.12.26
申请号
JP19900038828U
申请日期
1990.04.10
申请人
发明人
分类号
E04F19/00;A47H27/00;(IPC1-7):E04F19/00
主分类号
E04F19/00
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