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发明名称
Printed circuit
摘要
申请公布号
US3053929(A)
申请公布日期
1962.09.11
申请号
US19570658739
申请日期
1957.05.13
申请人
ABRAHAM FRIEDMAN
发明人
FRIEDMAN ABRAHAM
分类号
H05K1/03;H05K3/20;H05K3/24
主分类号
H05K1/03
代理机构
代理人
主权项
地址
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