 |
� |
 |
|
| � |
Home
: ITU-T
: Publications
: Recommendations
: U�Series
: U.20
: U.20 (11/88) |
Recently posted�-�
Search Recommendations |
| � |
� |
| U.20�:�Telex and gentex signalling on radio channels (synchronous 7-unit systems affording error correction by automatic repetition)
� |
|
Recommendation U.20 (11/88)
|
|
Approved in 1988-11-25
|
Status : In force
|
|
|
Access : Freely available items
|
|
Available languages and formats :
|
| � |
 |
Click on the selected format
and language to get the document |
|
� |
� |
|
Format |
Size |
Posted |
Article Number |
|
|
| English |
 PDF (acrobat)
|
107549 bytes |
1990-04-19 |
E�15356� |
|
|
| Espa�ol |
PDF (acrobat)
|
120305 bytes |
1990-04-19 |
S�15356� |
|
|
| Fran�ais |
PDF (acrobat)
|
121058 bytes |
1990-04-19 |
F�15356� |
|
|
|
|
|
|
Available languages and formats :
|
|
Word 