![Hide details for [<u>Section 701-01: Forms of telecommunications</u>]](/iev/iev.nsf/blank.gif?OpenImageResource) Section 701-01: Forms of telecommunications |  |
| 701-01-34 | | sound broadcasting (service) | |
| Section 701-02: Channels, circuits and networks | |
| 701-02-03 | | telecommunication circuit | |
| 701-02-07 | | telecommunication network | |
| 701-02-08 | | (telecommunication) terminal | |
| Section 701-03: Use and operation of circuits and networks | |
| 701-03-03 | | switching (in telecommunication) | |
| 701-03-06 | | conversation, <in telecommunication> | |