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发明名称
IMPROVEMENTS IN AND RELATING TO DOMESTIC WASTEWATERS
摘要
申请公布号
ZA7106579(B)
申请公布日期
1972.12.27
申请号
ZA19710006579
申请日期
1971.09.30
申请人
KOK J
发明人
KOK J
分类号
B01D
主分类号
B01D
代理机构
代理人
主权项
地址
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