A double-sided printed circuit board and a method for making the circuit board. The circuit board includes a metal support that functions as both a heat sink and a ground plane. The circuit board contains a dielectric having first and second conductive foil platings on opposing sides of the dielectric....http://www.google.de/patents/US5210941?utm_source=gb-gplus-sharePatent US5210941 - Method for making circuit board having a metal support
