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发明名称
SULPHONATION METHOD
摘要
申请公布号
CA543882(A)
申请公布日期
1957.07.23
申请号
CAD543882
申请日期
申请人
THE DOW CHEMICAL COMPANY
发明人
HAROLD H. ROTH
分类号
主分类号
代理机构
代理人
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