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摘要
仰视图无特征,省略仰视图。
申请公布号
CN3290356D
申请公布日期
2003.04.23
申请号
CN02340401.9
申请日期
2002.09.26
申请人
沈欣
发明人
沈欣
分类号
19-03
主分类号
19-03
代理机构
北京海虹嘉诚专利代理有限公司
代理人
李正清
主权项
地址
100045北京市西城月坛西街西里29号楼2门701
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