000
00233nam a2200073 4500
080
_a
_b
245
_a
IS: 4729 - 1968; Measurement and evaluation of vibration of rotating electrical machines
700
_a
INDIAN STANDARDS INSTITUTION
260
_a
New Delhi
_b
BIS
_c
1968
300
_a
14p
999
_c
30096
_d
30096