Revised
                    WITHDRAWN
                    IEC 60027-1:1971 ED5
                    99.60
                                        Withdrawal effective
                    19 nën 2016
                
                    WITHDRAWN
                                            IEC 60027-1:1971/AMD1:1974 ED5
                                    
                    WITHDRAWN
                                            IEC 60027-1:1971/AMD2:1977 ED5
                                    
                    WITHDRAWN
                                            IEC 60027-1:1971/AMD3:1981 ED5
                                    
                    WITHDRAWN
                                            IEC 60027-1:1971/AMD4:1983 ED5
                                    
                PUBLISHED
                                    IEC 60027-1:1992 ED6