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摘要
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申请公布号
CN3175076D
申请公布日期
2001.01.31
申请号
CN00325582.4
申请日期
2000.06.19
申请人
周乾三
发明人
周乾三
分类号
19-04-C0708
主分类号
19-04-C0708
代理机构
代理人
主权项
地址
400013重庆市枇杷山正街99-7
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