发明名称 Reversed or missing lead frame detector
摘要 A reversed or missing lead frame apparatus that detects the presence or absence of a unique aperture by completing or opening an electrical circuit thereby providing indication or an alarm when the circuit resistance is not within an expected range of resistance values that is dependent on the total number of lead frames being tested.
申请公布号 US4973948(A) 申请公布日期 1990.11.27
申请号 US19900470597 申请日期 1990.01.26
申请人 MICRON TECHNOLOGY, INC. 发明人 ROBERTS, JAY W.
分类号 G01R31/28 主分类号 G01R31/28
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