A printed circuit board (10) includes at least one via (40) providing a conductive path through the printed circuit board (10). The via (40) comprises at least one axially extending conductive strip (120) formed by cutting material from a metal barrel (42) lining the interior wall of the via (40).
申请公布号
WO0199480(A3)
申请公布日期
2002.06.20
申请号
WO2001US41030
申请日期
2001.06.18
申请人
3M INNOVATIVE PROPERTIES COMPANY
发明人
BARR, ALEXANDER, W.;MOSER, LARRY, EDWARD;RAMEY, SAMUEL, C.
