000
00230nam a2200073 4500
080
_a
_b
245
_a
IS: 1441 - 1966 :Specification for Insulator Stalks for Telegraph and Telephone Lines
700
_a
INDIAN STANDARDS INSTITUTION
260
_a
New Delhi
_b
BIS
_c
1966
300
_a
20p
999
_c
24420
_d
24420