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发明名称
Iron-free alum
摘要
申请公布号
US2006853(A)
申请公布日期
1935.07.02
申请号
US19320610734
申请日期
1932.05.11
申请人
MERRIMAC CHEMICAL COMPANY, INC.
发明人
WILSON WILLIAM S.
分类号
C01F7/76
主分类号
C01F7/76
代理机构
代理人
主权项
地址
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