000 00303nam a2200121 a 4500
003 EIA
001 1630
942 _02
_2ddc
_cBK
245 _aBasic electrical engineering :
_bcircuits machines electronics control
260 _c1957
008 141112s1957 ck r 000 u spa d
082 _a621.3
_bF553b
999 _c1291
_d1291