| 45314100 |
Installation of telephone exchanges |
Installation of telecommunications equipment |
| 45314200 |
Installation of telephone lines |
Installation of telecommunications equipment |
| 64215000 |
IP telephone services |
Telephone and data transmission services |
| 50334140 |
Repair and maintenance services of telephone sets |
Repair and maintenance services of line telephony and line telegraphy equipment |
| 50334130 |
Repair and maintenance services of telephone switching apparatus |
Repair and maintenance services of line telephony and line telegraphy equipment |
| 50315000 |
Repair and maintenance services of telephone-answering machines |
Maintenance and repair of office machinery |
| 64220000 |
Telecommunication services except telephone and data transmission services |
Telecommunications services |
| 64210000 |
Telephone and data transmission services |
Telecommunications services |
| 32551000 |
Telephone cables and associated equipment |
Telephone equipment |
| 32551100 |
Telephone connections |
Telephone cables and associated equipment |
| 32550000 |
Telephone equipment |
Telecommunications equipment and supplies |
| 32551200 |
Telephone exchanges |
Telephone cables and associated equipment |
| 32551400 |
Telephone network |
Telephone cables and associated equipment |
| 32429000 |
Telephone network equipment |
Network equipment |
| 50334110 |
Telephone network maintenance services |
Repair and maintenance services of line telephony and line telegraphy equipment |
| 32552100 |
Telephone sets |
Electrical apparatus for line telephony or line telegraphy |
| 32552330 |
Telephone switching apparatus |
Electrical apparatus for line telephony or line telegraphy |
| 50334120 |
Upgrade services of telephone switching equipment |
Repair and maintenance services of line telephony and line telegraphy equipment |