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经营范围
发明名称
GAS VALVES
摘要
申请公布号
GB8507199(D0)
申请公布日期
1985.04.24
申请号
GB19850007199
申请日期
1985.03.20
申请人
CONCENTRIC CONTROLS LTD
发明人
分类号
F16K31/524
主分类号
F16K31/524
代理机构
代理人
主权项
地址
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