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发明名称
Bright dip
摘要
申请公布号
US2154451(A)
申请公布日期
1939.04.18
申请号
US19340757890
申请日期
1934.12.17
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
HULL RICHARD O.
分类号
C23C2/06;C23F3/06
主分类号
C23C2/06
代理机构
代理人
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