000 00224nam a2200073 4500
080 _a
_b
245 _aIS: 1885 (Part IX) - 1966 :Electrotechnical Vocabulary Part 9 Electrical Relays
700 _aINDIAN STANDARDS INSTITUTION
260 _aNew Delhi
_bBIS
_c1967
300 _a26p
999 _c24435
_d24435