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公开(公告)号:US3013187A
公开(公告)日:1961-12-12
申请号:US70618057
申请日:1957-12-30
Applicant: IBM
Inventor: WYMA EDWIN R , KLIPPEL WARREN H , BUELOW FRED K
CPC classification number: H05K7/06 , H05K3/308 , H05K3/368 , H05K2201/10871 , H05K2201/10962
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公开(公告)号:US3013187A
公开(公告)日:1961-12-12
申请号:US70618057
申请日:1957-12-30
Applicant: IBM
Inventor: WYMA EDWIN R , KLIPPEL WARREN H , BUELOW FRED K
CPC classification number: H05K7/06 , H05K3/308 , H05K3/368 , H05K2201/10871 , H05K2201/10962