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发明名称
ETCHING CONTROL DEVICE
摘要
申请公布号
US3553052(A)
申请公布日期
1971.01.05
申请号
USD3553052
申请日期
1965.10.24
申请人
LOUIS A. SCHOLZ
发明人
ELMER CHARLES JUBB JR.
分类号
C23F1/02;H05K1/02;H05K3/06;(IPC1-7):C23F1/00
主分类号
C23F1/02
代理机构
代理人
主权项
地址
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