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发明名称
摘要
申请公布号
JP2557943(Y2)
申请公布日期
1997.12.17
申请号
JP19910016739U
申请日期
1991.02.04
申请人
发明人
分类号
B01J7/00;B01J7/02;C23C16/44;C23C16/448;C30B25/14;(IPC1-7):C30B25/14
主分类号
B01J7/00
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代理人
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