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经营范围
发明名称
OIL RECOVERY DEVICE
摘要
申请公布号
JPS5267871(A)
申请公布日期
1977.06.04
申请号
JP19750143361
申请日期
1975.12.04
申请人
YAMAMOTO AKIRA
发明人
YAMAMOTO AKIRA
分类号
C02F1/40;B01D17/00;B63B35/32;E02B15/04
主分类号
C02F1/40
代理机构
代理人
主权项
地址
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