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发明名称
Method of and material for preventing metal from corroding
摘要
申请公布号
US1805982(A)
申请公布日期
1931.05.19
申请号
US19300425822
申请日期
1930.02.04
申请人
AMERICAN CHEMICAL PAINT COMPANY
发明人
GRAVELL JAMES H.
分类号
C23C22/74
主分类号
C23C22/74
代理机构
代理人
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