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发明名称
摘要
申请公布号
JPH0417809(U)
申请公布日期
1992.02.14
申请号
JP19900059793U
申请日期
1990.06.06
申请人
发明人
分类号
B01D39/16;D04H1/4318;D04H1/4326;D04H1/498;(IPC1-7):B01D39/16;D04H1/42;D04H1/46
主分类号
B01D39/16
代理机构
代理人
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地址
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