| 000 | 00251nam a2200073 4500 | ||
|---|---|---|---|
| 080 |
_a _b |
||
| 245 | _aIS: 2032 (Part VII) - 1974 : Graphical Symbols Used in Electrotechnology Part 7 Switchgear and Auxiliaries | ||
| 700 | _aINDIAN STANDARDS INSTITUTION | ||
| 260 |
_aNew Delhi _bBIS _c1975 |
||
| 300 | _a18p | ||
| 999 |
_c26547 _d26547 |
||