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发明名称
摘要
申请公布号
JPS58190418(U)
申请公布日期
1983.12.17
申请号
JP19820088307U
申请日期
1982.06.14
申请人
发明人
分类号
C04B5/02;B01D33/04;(IPC1-7):B01D33/32
主分类号
C04B5/02
代理机构
代理人
主权项
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