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经营范围
发明名称
ION EXCHANGE RESIN
摘要
申请公布号
JPH01164446(A)
申请公布日期
1989.06.28
申请号
JP19870318551
申请日期
1987.12.18
申请人
NEC CORP
发明人
NAKAJIMA JUNICHIRO
分类号
B01J41/08
主分类号
B01J41/08
代理机构
代理人
主权项
地址
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