000 00557nam a2200181Ia 4500
999 _c84654
_d84654
005 20210201122125.0
008 180710s9999 xx 000 0 und d
041 _aEN
082 _a621.317
_bJPS
_223
245 4 _aThe j&p.switchgear book
_b: an outline of modern switchgear practice for the non-specialist user
_c/Edited by R.T. Lythall
260 _aLondon
_bButterworth scientific
_c1972
300 _aviii, 148 p.
500 _aincludes index
509 _aNS
650 _aElectric switchgear
700 _943084
_aLythall, R.T. ed
_eedt
942 _cS