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经营范围
发明名称
Purification d'hydrocarbures
摘要
申请公布号
FR54170(E)
申请公布日期
1948.04.21
申请号
FRD54170
申请日期
1945.07.31
申请人
WOODALL-DUCKHAM (1920) LIMITED
发明人
分类号
C07C7/06
主分类号
C07C7/06
代理机构
代理人
主权项
地址
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