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发明名称
球阀阀体
摘要
申请公布号
CN3110172D
申请公布日期
1999.05.12
申请号
CN98322902.3
申请日期
1998.06.30
申请人
项__忠
发明人
项忠
分类号
23-01-V0009
主分类号
23-01-V0009
代理机构
温州市专利事务所
代理人
陈肇南
主权项
地址
325024浙江省温州市瓯海区沙城镇迎宾街88号
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