| |||
| conmutación con retransmisión por cinta perforada | |||
|
reperforator switching : 8 phrases in 2 subjects |
| Communications | 3 |
| Electronics | 5 |
| |||
| conmutación con retransmisión por cinta perforada | |||
|
reperforator switching : 8 phrases in 2 subjects |
| Communications | 3 |
| Electronics | 5 |