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公开(公告)号：US3493671A
公开(公告)日：1970-02-03
申请号：US3493671D
申请日：1968-11-15
Applicant: NORMAN H HORWITZ , ANN L FORSAITH , LOFSTROM JAMES E , COOK KENNETH J
Inventor： HORWITZ NORMAN H , FORSAITH ANN L
CPC classification number: H05K7/08 , H05K1/0289 , H05K1/0293 , H05K3/043 , H05K2201/09609 , H05K2201/09727 , H05K2203/0195 , H05K2203/175
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