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发明名称
PURIFICATION OF WATER
摘要
申请公布号
IE11353(L)
申请公布日期
1930.05.22
申请号
IED11353
申请日期
1929.10.05
申请人
GROECK WASSERVEREDLUNG-GMBH
发明人
分类号
(IPC1-7):C02B/00
主分类号
(IPC1-7):C02B/00
代理机构
代理人
主权项
地址
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