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发明名称
摘要
申请公布号
JPS5224277(B2)
申请公布日期
1977.06.30
申请号
JP19740115096
申请日期
1974.10.04
申请人
发明人
分类号
B25B21/00;B25B13/48;E04C5/18
主分类号
B25B21/00
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代理人
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地址
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