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经营范围
发明名称
AIR CIRCULATION TYPE DRAFT
摘要
申请公布号
JPS54111179(A)
申请公布日期
1979.08.31
申请号
JP19780018702
申请日期
1978.02.21
申请人
ONO GIJIYUTSU KENKIYUUSHIYO YU
发明人
OOKI SEISAKU
分类号
B01D46/00;B01D46/10;B01D53/18;B01L1/00
主分类号
B01D46/00
代理机构
代理人
主权项
地址
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