00741nam 2200253 450 991031365810332120190403161025.020190403d1969----u--y0engy50----baenggerGEa-------001yyElectrical engineering handbookSiemens AktiengesellschaftBerlinSiemens aktiengesellschaft1969749 p.ill.22 cmIngegneria elettricaManuali621.38Siemens Aktiengesellschaft763321ITUNINAREICATUNIMARCBK991031365810332110 C I 148DONODIFRAIADINELDINELElectrical engineering handbook1548509UNINA