8534 (01/1988-..) Printed circuits

85340011 (01/1988-..) Multilayer printed circuits, consisting only of conductor elements and contacts 85340019 (01/1988-..) Printed circuits consisting only of conductor elements and contacts (excl. multiple printed circuits) 85340090 (01/1988-..) Printed circuits consisting of conductor elements, contacts and other passive elements (excl. those with passive and active elements) 8535 Electrical apparatus for switching or protecting electrical circuits, or for making connections to or in electrical circuits, e.g., switches, fuses, lightning arresters, voltage limiters, surge suppressors, plugs and other connectors, junction boxes, for a voltage > 1.000 V (excl. control desks, cabinets, panels etc. of heading 8537)