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经营范围
发明名称
摘要
申请公布号
JPS50109279(U)
申请公布日期
1975.09.06
申请号
JP19740017249U
申请日期
1974.02.14
申请人
发明人
分类号
B01D46/00;A61B1/00;F24F7/00;F24F7/06;(IPC1-7):B01D46/00
主分类号
B01D46/00
代理机构
代理人
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