An object of the invention is to prevent the color on a surface of a plated metal layer from changing. The invention is a wiring substrate obtained by forming a wiring conductor made of a metal having a high melting point on an insulator, and coating a surface of the wiring conductor with an electroless plated metal layer, wherein the electroless plated metal layer contains an element of Group 1B and is free from lead.

 
Web www.patentalert.com

< Bottle

< Liquid vapor delivery system and method of maintaining a constant level of fluid therein

> Display strip

> Quantification of carnitine levels in dialysis patients

~ 00246