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经营范围
发明名称
Recovery of solutizers
摘要
申请公布号
US2245311(A)
申请公布日期
1941.06.10
申请号
US19390280129
申请日期
1939.06.20
申请人
SHELL DEVELOPMENT COMPANY
发明人
WHITE ELLIS R.
分类号
C10G19/00
主分类号
C10G19/00
代理机构
代理人
主权项
地址
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