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发明名称
Aeration type water treating device
摘要
申请公布号
US4859321(A)
申请公布日期
1989.08.22
申请号
US19870137860
申请日期
1987.11.30
申请人
IIDA, KATUMI
发明人
IIDA, KATUMI
分类号
B01F3/04;C02F3/06;C02F3/10;C02F3/18
主分类号
B01F3/04
代理机构
代理人
主权项
地址
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