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经营范围
发明名称
Improvements in or relating to valve bodies
摘要
申请公布号
GB904134(A)
申请公布日期
1962.08.22
申请号
GB19610011635
申请日期
1961.03.30
申请人
DEWRANCE & CO. LIMITED
发明人
分类号
F16K27/10
主分类号
F16K27/10
代理机构
代理人
主权项
地址
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