LEADER 00501nam 2200169z- 450 001 996280979203316 035 $a(CKB)3710000000835972 035 $a(EXLCZ)993710000000835972 100 $a20160905c1977uuuu -u- - 101 0 $aeng 200 00$aANSI/IEEE Std 463-1977: IEEE Standard for Electrical Safety Practices in Electrolytic Cell Line Working Zones 210 $cIEEE 517 $aANSI/IEEE Std 463-1977 906 $aDOCUMENT 912 $a996280979203316 996 $aANSI$92072434 997 $aUNISA