000 00258nam a2200073 4500
080 _a
_b
245 _aIS: 2032 (Part IV) - 1964 : Graphical Symbols Used in Electrotechnology Part 4 Rotating Machines and Transformers
700 _aINDIAN STANDARDS INSTITUTION
260 _aNew Delhi
_bBIS
_c1965
300 _a17p
999 _c25534
_d25534