000 00293nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a621.3137 R596
100 _aRISSIK,H
245 0 _aMERCURY-ARC CURRENT CONVERTORS
260 _aLONDON
_bPitman
_c1962
300 _a22X14
942 _cBK
_2DDC
999 _c11410
_d11410