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发明名称
WASHING METHOD OF SEDIMENT IN DUST REMOVING CHANNEL
摘要
申请公布号
JPH02248516(A)
申请公布日期
1990.10.04
申请号
JP19890068580
申请日期
1989.03.20
申请人
HITACHI KIDEN KOGYO LTD
发明人
FUJII IWAO
分类号
E02B5/08;C02F11/00
主分类号
E02B5/08
代理机构
代理人
主权项
地址
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