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经营范围
发明名称
Manufacture of sulphites
摘要
申请公布号
US1937944(A)
申请公布日期
1933.12.05
申请号
US19300459483
申请日期
1930.06.06
申请人
GENERAL CHEMICAL COMPANY
发明人
BUTLER JAMES D.
分类号
C01D5/14
主分类号
C01D5/14
代理机构
代理人
主权项
地址
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