000
00237nam a2200073 4500
080
_a
_b
245
_a
IS:05553 (PART 6) - 1990; Reactors-specification Part 6; Earthing transformers(neural couplers)
700
_a
BUREAU OF INDIAN STANDARDS
260
_a
New Delhi
_b
BIS
_c
1990
300
_a
3p
999
_c
34972
_d
34972