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经营范围
发明名称
PURIFICATION OF TOLUIC ACIDS
摘要
申请公布号
CA553959(A)
申请公布日期
1958.03.04
申请号
CAD553959
申请日期
申请人
RICHFIELD OIL CORPORATION
发明人
LESTER P. BERRIMAN;CHESTER M. HIMEL
分类号
主分类号
代理机构
代理人
主权项
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