STN ETS 300640 (870640)

Human Factors (HF). Assignment of alphabetic letters to digits on standard telephone keypad arrays

NORM herausgegeben am 1.8.2000

The information about the standard:

Designation standards: STN ETS 300640
Classification mark: 870640
Catalog number: 80138
Publication date standards: 1.8.2000
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN

Annotation of standard text STN ETS 300640 (870640):

Norma definuje prideľovanie písmen abecedy číslam na štandarných telefónnych tlačidlových číselniciach.