000 00386cam a2200145u 4500
082 _a621.317
_bARN
_cL-10, P-15
100 1 _aArnold, Arthur,
245 1 0 _aSwitchgear practice,
260 _aLondon,
_bChapman & Hall ltd,
_c1942.
300 _aiv, 238 p.
_bplates, diagrs.
_c22 cm.
650 0 _aElectric switchgear.
650 0 _aElectric circuit-breakers.
650 0 _aMCE
942 _cBK
999 _c5760
_d5760