CEI 103-1/4:1991-01
Superseded
Superseded
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Internal telephone systems. Part 4: Procedures for telephone services
Amended by
Published date
01-01-1991
Publisher
Superseded date
10-14-2025
Superseded by
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Part 4 indicates the procedures for accessing the basic telephone service and the basic services offered by switching systems (Sec. 1) and, in particular, by intercom systems (Sec. 2), reservation systems (Sec. 3) and switchboard systems (Sec. 4).
| Committee |
CT 305
|
| DocumentType |
Standard
|
| ProductNote |
New child AMD 2 1996 is now added
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Superseded
|
| SupersededBy |
Summarise
Sorry this product is not available in your region.