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经营范围
发明名称
Phenol extraction
摘要
申请公布号
US2037295(A)
申请公布日期
1936.04.14
申请号
US19340705232
申请日期
1934.01.04
申请人
BETHLEHEM STEEL COMPANY
发明人
WINSHIP BENJAMIN W.
分类号
C07C37/00
主分类号
C07C37/00
代理机构
代理人
主权项
地址
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