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发明名称
电暖器
摘要
申请公布号
CN3092608D
申请公布日期
1998.12.02
申请号
CN97328991.0
申请日期
1997.12.04
申请人
杨德清
发明人
杨德清
分类号
23-03-H0142
主分类号
23-03-H0142
代理机构
北京奥瑞专利事务所
代理人
朱黎光
主权项
地址
100039北京市玉泉路南2号
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