Revised
                WITHDRAWN
                                    IEC 60721-3-1:1987 ED1
                            
                    WITHDRAWN
                    IEC 60721-3-1:1987/AMD2:1993 ED1
                    99.60
                                        Withdrawal effective
                    Feb 28, 1997
                
                WITHDRAWN
                                    IEC 60721-3-1:1997 ED2