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Testing Printed Circuit Boards for Drill Smear Disclosure Number: IPCOM000061874D
Original Publication Date: 1986-Jul-01
Included in the Prior Art Database: 2005-Mar-09

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Bui, VQ Hoffarth, JG Wiley, RT [+details]


Normally used drill smear test techniques involve destructive testing. The technique described below allows one to test for drill smear without damaging the printed circuit board.