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Non-destructive Hole Smear Measurement Using Slam Disclosure Number: IPCOM000065642D
Original Publication Date: 1985-Apr-01
Included in the Prior Art Database: 2005-Feb-19

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Hoffarth, JG Suryadevara, B Welsh, JA [+details]


In accordance with this invention, the Scanning Laser Accoustic Microscope (SLAM) is used for nondestructively measuring the extent of smear on the inner copper planes in printed circuit board through holes.