ITU-T S.33-1993 Alphabets and Presentation Characteristics for the Intex Service - Telegraphy Alphabetical Telegraph Terminal Equipment (Study Group IX) 8 pp
The ITU Telecommunication Standardization Sector (ITü-T) is a permanent organ of the International Telecommunication Union. The ITU-T is responsible for studying technical, operating and tariff questions and issuing Recommendations on them with a view to
ITU-T S.33-1993 history
1993ITU-T S.33-1993 Alphabets and Presentation Characteristics for the Intex Service - Telegraphy Alphabetical Telegraph Terminal Equipment (Study Group IX) 8 pp