International Telecommunication Union   ITU
Français  Español
 
Site map Contact us Print version
  Home : ITU-T : Publications : Recommendations : Q Series : Q.23 : Q.23 (11/88)
Recently posted -  Search Recommendations
   
Q.23 : Technical features of push-button telephone sets  

Recommendation Q.23 (11/88)

Approved in 1988-11-25

Status : In force


Access : Freely available items

Available languages and formats :

 
Click on the Item

Click on the selected format
and language to get the document

   
Format Size Posted Article Number
English

PDF Document PDF (acrobat)

58914 bytes 1990-05-29 E 11814 
Español

PDF Document PDF (acrobat)

65044 bytes 1990-05-29 S 11814 
Français

PDF Document PDF (acrobat)

66393 bytes 1990-05-29 F 11814 

Access :

TIES users

Available languages and formats :

 
Click on the Item

Click on the selected format
and language to get the document

   
Format Size Posted Article Number TIES users
English

Word Document Word

169151 bytes 1990-05-29 E 11814  Download
Español

Word Document Word

159216 bytes 1990-05-29 S 11814  Download
Français

Word Document Word

157486 bytes 1990-05-29 F 11814  Download

 

Top -  Feedback -  Contact us -  Copyright © ITU 2008 All Rights Reserved
Contact for this page :  ITU-T Publications
Updated : 2001/09/10