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发明名称
摘要
申请公布号
JPS475534(U)
申请公布日期
1972.09.18
申请号
JP19710006617U
申请日期
1971.02.09
申请人
发明人
分类号
E04H1/12;A47K3/00;E04C2/52;H05B3/20;H05B3/22;(IPC1-7):E04H1/12
主分类号
E04H1/12
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代理人
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