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经营范围
发明名称
SCUM SKIMMER
摘要
申请公布号
JPH05289(A)
申请公布日期
1993.01.08
申请号
JP19910180290
申请日期
1991.06.25
申请人
HITACHI KIDEN KOGYO LTD
发明人
MUTO EIICHI;ITANI NOBORU
分类号
C02F1/40
主分类号
C02F1/40
代理机构
代理人
主权项
地址
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