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发明名称
摘要
申请公布号
JP3047516(U)
申请公布日期
1998.04.14
申请号
JP19970850797U
申请日期
1997.09.26
申请人
发明人
分类号
E04H15/44;G02C5/22;(IPC1-7):E04H15/44
主分类号
E04H15/44
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