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经营范围
发明名称
CIRCULAR FILTER
摘要
PROBLEM TO BE SOLVED: To provide a circular filter having a large filtration area. SOLUTION: In the circular filter, such a filter medium is used that the same has a shape suitable to a circular case when the circular filter is folded.
申请公布号
JP2002066241(A)
申请公布日期
2002.03.05
申请号
JP20000260534
申请日期
2000.08.30
申请人
SHIGEMATSU WORKS CO LTD
发明人
SHIGEMATSU YOSHIO;EMURA HIDEKI;MASUOKA MASATOMI;OHIRA SHINKO;SAKURAI HIROKI
分类号
A62B18/02;B01D39/14;B01D46/52
主分类号
A62B18/02
代理机构
代理人
主权项
地址
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