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发明名称
铰链
摘要
申请公布号
CN300869982D
申请公布日期
2009.01.07
申请号
CN200730305269.1
申请日期
2007.10.24
申请人
余玉玲
发明人
陈伟君;余玉玲
分类号
08-06
主分类号
08-06
代理机构
北京双收知识产权代理有限公司
代理人
王丽平
主权项
地址
102600北京市大兴区旧宫镇旧头路西15号
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