000 00288nam a2200073 4500
080 _a
_b
245 _aIEC: 1491 - 1995; Electrical equipment of industrial machines-serial data link for real time coomunication between controls and drives
700 _aInternational Electrotechnic Commission
260 _aGeneva
_bIEC
_c1995
300 _a535p
999 _c35814
_d35814