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发明名称
Producing valuable oils from coal tar
摘要
申请公布号
US2349721(A)
申请公布日期
1944.05.23
申请号
US19420448176
申请日期
1942.06.23
申请人
SOUTHERN WOOD PRESERVING COMPANY
发明人
JR. JACQUELIN E. HARVEY,
分类号
C10C1/20
主分类号
C10C1/20
代理机构
代理人
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地址
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