000 00336nam a2200073 4500
080 _a
_b
245 _aIS:04047 - 1967 (Incorporating Amendments No.1 to 5); Specification for Heavy Duty Air-Break Switches and Composite Units of Air-Break Switches and Fuses for Voltages not Exceeding 1000 Volts
700 _aINDIAN STANDARDS INSTITUTION
260 _aNew Delhi
_bBIS
_c1976
300 _a16p
999 _c27969
_d27969