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US08351217B2 Wiring board 失效
接线板

Wiring board
摘要:
A wiring board of the present invention comprises a plurality of device formation areas each for mounting a semiconductor chip thereon, and two or more slits formed in an area which comes into contact with a molding die when the wiring board is placed in a cavity of the molding die for forming a sealant to collectively cover the plurality of device formation areas.
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