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经营范围
发明名称
EXPANDING AND CONTRACTING FILTER
摘要
申请公布号
JPH0487606(A)
申请公布日期
1992.03.19
申请号
JP19900202491
申请日期
1990.08.01
申请人
JAPAN ORGANO CO LTD
发明人
ORII KENJI;SEKIYA TORU;KOMORI YUTAKA;HOSHI NOBUYUKI;HIROKAWA HIROYUKI
分类号
B01D29/13;B01D29/62
主分类号
B01D29/13
代理机构
代理人
主权项
地址
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