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经营范围
发明名称
VALVE INDICATORS
摘要
申请公布号
GB9106475(D0)
申请公布日期
1991.05.15
申请号
GB19910006475
申请日期
1991.03.27
申请人
BRYAN DONKIN COMPANY LIMITED
发明人
分类号
F16K37/00
主分类号
F16K37/00
代理机构
代理人
主权项
地址
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