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发明名称
METHOD OF MAKING A METAL FOIL PATTERN BY ETCHING
摘要
申请公布号
US3506507(A)
申请公布日期
1970.04.14
申请号
USD3506507
申请日期
1967.11.22
申请人
NORTHERN ENGRAVING CO.
发明人
ADRIAN P. BRIETZKE
分类号
C23F1/02;H05K3/00;H05K3/06;H05K3/20;H05K3/38;(IPC1-7):B32B31/14;C23B3/02
主分类号
C23F1/02
代理机构
代理人
主权项
地址
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