000 00509nam a2200181Ia 4500
999 _c84655
_d84655
005 20210201122321.0
008 180710s9999 xx 000 0 und d
041 _aEN
082 _a621.31
_bLYT
_223
100 _aLythall, R.T
245 4 _aThe j&p.switchgear book
_b: an outline of modern switchgear practice for the non-specialist user
_c/by R.T Lythall
250 _a7th ed.
260 _aNew York
_bJ.Wiley
_c1972
300 _a798 p.
509 _aNS
650 _aElectrical engineering
942 _cS