| 000 | 00275nam a2200085Ia 4500 | ||
|---|---|---|---|
| 008 | 180131b1968 xxu||||| |||| 00| 0 eng d | ||
| 080 |
_a _b |
||
| 100 | _aIndian Standards Institution | ||
| 245 | _aIs: 1885 (Part Xxvi) - 1968; Electrotechnical Vocabulary Part 26 Telecommunication Relays | ||
| 260 |
_a _bBIS _c1968 |
||
| 999 |
_c49791 _d49791 |
||