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发明名称
LUBRICATING OIL COMPOSITION
摘要
申请公布号
CA461662(A)
申请公布日期
1949.12.06
申请号
CAD461662
申请日期
申请人
UNION OIL COMPANY OF CALIFORNIA
发明人
CHESTER E. WILSON
分类号
主分类号
代理机构
代理人
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地址
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