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Improving Printed Circuit Board Via Capping/Plugging Inspection Capability

IP.com Disclosure Number: IPCOM000029146D
Publication Date: 2004-Jun-16

Publishing Venue

The IP.com Prior Art Database

Abstract

Disclosed is a method that uses a contrasting via cap or plug material (i.e. a material that is a different color from the solder mask) on printed circuit boards (PCB). Benefits include aiding in the visual inspection of the finished PCB.