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摘要
右视图与左视图对称,省略右视图;后视图与主视图对称,省略后视图。
申请公布号
CN3344636D
申请公布日期
2004.01.07
申请号
CN03331818.2
申请日期
2003.06.19
申请人
周德龙
发明人
周德龙
分类号
08-08
主分类号
08-08
代理机构
宁波诚源专利事务所有限公司
代理人
张文忠
主权项
地址
315806浙江省宁波市北仑德兴紧固件厂
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