000			00310nam a2200133Ia 4500
008			160710s1963 xx 000 0 und d
082			_a621.3135 RIS
100			_aRISSIK,H.
245			_aMERCURY - ARC CURRENT CONVERTORS
250			_a2
260			_aLONDON _bPITMAN _c1963
300			_a434
942			_2ddc _cB
999			_c41804 _d41804