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发明名称
采暖三通球阀
摘要
申请公布号
CN3154766D
申请公布日期
2000.07.19
申请号
CN00300832.0
申请日期
2000.01.28
申请人
北京市建筑五金科研实验厂
发明人
顾振江
分类号
23-01-V0014
主分类号
23-01-V0014
代理机构
北京市建筑材料工业专利事务所
代理人
李战平
主权项
地址
100028北京市东直门外夏家村
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