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摘要
申请公布号
NL6818729(A)
申请公布日期
1969.07.01
申请号
NL19680018729
申请日期
1968.12.27
申请人
发明人
分类号
C23C10/22;(IPC1-7):C23C9/00;C23C1/00
主分类号
C23C10/22
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