1、EUROPEAN COMNITTEE FOR ELECTROTECIINICKL STANDARDIZATION I CENELEC HARKONIZATION DOCU&EMT HD 87 IEC 150 (1953 - Ist edition) I Testing and calibration of ultrason5c therapeutic 1 ThiE Harmonization Docment was adopted by CEl!LEC on 1974-05-07. The National Electrotechnical Corninittees, members of C
2、EhXLEC in A : Austria B : Belgium CH : Switzerlznd D : . Germany DK : Denmark k : France s : Italy IRL : Ireland N : Norway NL : Netherlands 0 : Portugal S : Eweden SF : Finland UK : United Kingdom Reference of the relevant National Harmonized Standards aver leaf are obliged, in accordance with the
3、CENELEC Internal Regulations, to implciiient this Harmonization Document in their respective country by - Issuing harmonized national standard(c1 and/or - Withdrawing conflicting national standard(s) Latest date of implementation : 1976-01-01 Clac, KO 74 -4 . f3 CH : D DK : F . I . LHL : w m: P S SF : UK : NOS MOS ASE 31 04.1967 SP NOS NI? C 74-306 (1963) NOS NOS NOS NEN IO 150 (1968) NOS SEN 59 o1 00 (1968) SkS 2878 (1973) BS 445 (1969) NOS No national. standard Cori-espondin6 to the IIaimonizaLion Doc unie nt SI? Standwd in preparation NR S ta ndnr d u lide r 1- e v i s i o 11