Reversed or missing lead frame detector
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Nov 27, 1990
Grant Date -
N/A
app pub date -
Jan 26, 1990
filing date -
Jan 26, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
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.
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