Dual-tip pen,申请号US20080330029F-传众专利搜索

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发明名称	Dual-tip pen
摘要
申请公布号	USD605694(S1)	申请公布日期	2009.12.08
申请号	US20080330029F	申请日期	2008.12.26
申请人	BEIFA GROUP CO., LTD.	发明人	ZHANG BIWEI
分类号		主分类号
代理机构		代理人
主权项
地址

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