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经营范围
发明名称
Improvements in or relating to flow-control fittings for water softeners and the like
摘要
申请公布号
GB511797(A)
申请公布日期
1939.08.24
申请号
GB19380005932
申请日期
1938.02.25
申请人
STEPHEN SHINER;HUGH CLIFFORD GOLDER;ECONOMIC WATER SOFTENERS LIMITED
发明人
分类号
C02F1/42
主分类号
C02F1/42
代理机构
代理人
主权项
地址
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