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ITU There are 5320 products.
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ITU-T R.58bis
ITU-T R.58bis Limits on signal transfer delay for telegraph, telex and gentex networks
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ITU-T U.74
ITU-T U.74 Extraction of telex selection information from a calling telex answerback
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ITU-T Q.21
ITU-T Q.21 Systems recommended for out-band signalling
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ITU-T G.793
ITU-T G.793 Characteristics of 60-channel transmultiplexing equipments
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ITU-T S.12
ITU-T S.12 Conditions that must be satisfied by synchronous systems operating in connection with standard 50-baud teleprinter circuits
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ITU-T N.2
ITU-T N.2 Different types of sound-programme circuit
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ITU-T Q.117
ITU-T Q.117 Alarms for technical staff and arrangements in case of faults
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ITU-T R.70bis
ITU-T R.70bis Numbering of international VFT channels
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ITU-T R.75
ITU-T R.75 Maintenance measurements on code-independent international sections of international telegraph circuits
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ITU-T K.9
ITU-T K.9 Protection of telecommunication staff and plant against a large earth potential due to a neighbouring electric traction line
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ITU-T Q.26
ITU-T Q.26 Direct access to the international network from the national network
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