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发明名称
WATER QUALITY IMPROVING DEVICE
摘要
申请公布号
JPH10180251(A)
申请公布日期
1998.07.07
申请号
JP19960346942
申请日期
1996.12.26
申请人
NISHI NIPPON SANGYO KK
发明人
TAKAYAMA YOKICHI
分类号
C02F1/44;C02F1/28;C02F1/32;C02F1/68;(IPC1-7):C02F1/32
主分类号
C02F1/44
代理机构
代理人
主权项
地址
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