000 00275nam a2200073 4500
080 _a
_b
245 _aIS: 2032 (Part I) - 1962 : Graphical Symbols Used in Electrotechnology Part 1 Classification and Definitions of Diagrams and Charts
700 _aINDIAN STANDARDS INSTITUTION
260 _aNew Delhi
_bBIS
_c1962
300 _a6p
999 _c25531
_d25531