Multilayer universal printed circuit board

Claim 1

A MULTILAYER PRINTED CIRCUIT BOARD COMPRISING: A SLAB OF ELECTRICAL INSULATOR MATERIAL, A PLURALITY OF ELECTRICAL SIGNAL CONDUCTOR SEGMENTS ARRANGED IN SPACED PLANES ADJACENT ONE MAJOR SURFACE OF SAID SLAB, ADDITIONAL ELECTRICAL INSULATOR MATERIAL SURROUNDING SAID SEGMENTS AND SEPARATING THE PLANES, A PLURALITY OF CONDUCTIVE RISERS CONNECTED TO INDIVIDUAL SIGNAL CONDUCTOR SEGMENTS AND PROJECTING THROUGH SAID ADDITIONAL INSULATOR MATERIAL TO THEREBY EXPOSE PORTIONS OF THE RISERS, SAID RISERS BEING ELECTRICALLY INSULATED FROM THE RISERS CONNECTED TO OTHER SIGNAL CONDUCTOR SEGMENTS; AT LEAST ONE CONDUCTIVE STRIP POSITIONED ADJACENT THE SECOND MAJOR SURFACE OF SAID SLAB AND A FURTHER CONDUCTOR SPACED BY AN INSULATOR FROM SAID STRIP ON THE OPPOSITE SIDE OF SAID STRIP FROM SAID SLAB, AT LEAST ONE ADDITIONAL CONDUCTIVE RISER CONNECTED TO SAID STRIP AND PROJECTING THROUGH THE INSULATOR SEPARATING THE STRIP AND THE FURTHER CONDUCTOR TO THEREBY EXPOSE A PORTION OF THE ADDITIONAL RISER, SAID ADDITONAL RISER BEING ELECTRICALLY INSULATED FROM THE FURTHER CONDUCTOR; AND A PLURALITY OF CONDUCTIVE POSTS PASSING THROUGH SAID SLAB AND PROJECTING THROUGH THE OTHER INSULATOR MATERIALS TO THEREBY EXPOSE PORTIONS OF THE POSTS ON OPPOSITE SIDES OF THE PRINTED CIRCUIT BOARD, THE INSULATOR MATERIALS ELECTRICALLY INSULATING SAID POSTS FROM THE SIGNAL CONDUCTOR SEGMENTS, THE FURTHER CONDUCTOR, THE CONDUCTIVE RISERS AND STRIP, AND EACH OTHER.