| 000 | 00337nam a2200085Ia 4500 | ||
|---|---|---|---|
| 008 | 180131b1992 xxu||||| |||| 00| 0 eng d | ||
| 080 |
_a _b |
||
| 100 | _aInternational Electrotechnical Commission | ||
| 245 | _aIec: 870-5-2(Ed-1) - 1992-06; Telecontrol Equipment And Systems Part 5: Transmission Procedures-Sect | ||
| 260 |
_a _bInternational Electrotechnical Commission _c1992 |
||
| 999 |
_c57948 _d57948 |
||