000 00412nam a2200157Ia 4500
008 990630s1947||||xx |||||||||||||| ||eng||
041 _aeng
082 _a621.317
_bPER
100 _aPerrigo, A. E. B.
_eAU
_989267
245 0 _aElectricity Supply Meters
260 _aLondon :
_bChapman and Hall,
_c1947
300 _aVII, 855 p.
_b: ill
504 _aNN
650 _aElectric Meters
_921032
942 _cBOO
_o51
_pAbul Kalam Library
999 _c420593
_d420593