000 | 00382nam a2200097 4500 | ||
---|---|---|---|
080 |
_a _b |
||
245 | _aIEC: 870-5-1 - 1990-02; Telecontrol equipment and systems Part 5: Transmission Protocols. Section one - transmission frame formats | ||
100 | _aInternational Electrotechnical Commission | ||
250 | _a1.0 | ||
260 |
_aGeneva _bInternational Electrotechnical Commission _c1990 |
||
300 | _a79 | ||
500 | _aTaken print out from CD | ||
999 |
_c39872 _d39872 |