Backrest support frame for a chair,申请号US19990104033F-传众专利搜索

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发明名称	Backrest support frame for a chair
摘要
申请公布号	USD450209(S1)	申请公布日期	2001.11.13
申请号	US19990104033F	申请日期	1999.04.27
申请人	CAO ZI-WEN	发明人	CAO ZI-WEN
分类号		主分类号
代理机构		代理人
主权项
地址

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