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公开(公告)号：US3529212A
公开(公告)日：1970-09-15
申请号：US3529212D
申请日：1967-12-26
Applicant: CORNING GLASS WORKS
Inventor： BALLARD ROBERT A
IPC: H05K1/18
CPC classification number: H05K1/184 , H05K2201/0397 , H05K2201/09981 , H05K2201/10166 , H05K2201/1031 , H05K2201/10583 , H05K2201/10636 , Y02P70/611
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