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摘要
省略其它视图。
申请公布号
CN3343753D
申请公布日期
2003.12.31
申请号
CN03302869.9
申请日期
2003.02.26
申请人
张凯
发明人
张凯
分类号
19-01
主分类号
19-01
代理机构
天津市北洋有限责任专利代理事务所
代理人
李素兰
主权项
地址
300074天津市河西区文静里小区17门201
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