开门器,申请号CN03302908.3-传众专利搜索

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发明名称	开门器
摘要
申请公布号	CN3344615D	申请公布日期	2004.01.07
申请号	CN03302908.3	申请日期	2003.02.20
申请人	北京黄氏方菱电子机械自动化有限公司	发明人	黄昶连
分类号	08-07	主分类号	08-07
代理机构	北京集佳知识产权代理有限公司	代理人	张海旭
主权项
地址	100101北京市朝阳区亚运村汇园公寓J-1007室

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