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经营范围
发明名称
A process of purifying glycerine
摘要
申请公布号
GB374769(A)
申请公布日期
1932.06.16
申请号
GB19310032251
申请日期
1931.11.20
申请人
SIEMENS - ELEKTRO - OSMOSE G.M.B.H.
发明人
分类号
C11D19/00
主分类号
C11D19/00
代理机构
代理人
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地址
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