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发明名称
摘要
申请公布号
JPS5546479(B2)
申请公布日期
1980.11.25
申请号
JP19740018801
申请日期
1974.02.15
申请人
发明人
分类号
C25D21/12;C25D11/02;C25D11/04
主分类号
C25D21/12
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代理人
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地址
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