windows-server-2003/admin/wmi/wbem/scripting/docsamples/js/iswbemservices/subclassesof.js

// The following samples retrieves all subclasses of the class
// CIM_LogicalDisk.

var objServices = GetObject('cim:root/cimv2');
var objEnum = objServices.SubclassesOf('CIM_LogicalDisk');

var e = new Enumerator (objEnum);
for (;!e.atEnd();e.moveNext ()){
    var p = e.item ();    
    WScript.Echo (p.Path_.DisplayName);
}