Metal working – Method of mechanical manufacture – Electrical device making
Patent
1985-03-22
1987-03-24
Grimley, Arthur T.
Metal working
Method of mechanical manufacture
Electrical device making
174 52FP, 29416, H01L 2168
Patent
active
046514155
ABSTRACT:
A four quadrant leadframe, base and window assembly and assembly method therefor are disclosed which are suited for fabrication of leaded integrated circuit (IC) chip carriers having electrical contacts on all four sides of the package, lead spacing as small as 0.020 inch, and lead counts exceeding 164 total leads.
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Diacon Inc.
Grimley Arthur T.
Smith Joseph H.
Tone D. A.
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