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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

DIN ETS 300640
Human Factors (HF) - Assignment of alphabetic letters to digits on standard telephone keypad arrays; English version ETS 300640:1996

Title (German)

Menschliche Belange - Zuordnung des Buchstabenalphabets zu den Ziffern auf genormten Telefontastaturanordnungen; Englische Fassung ETS 300640:1996

Document: references other documents

Responsible national committee

DKE/TBINK.AK_ETSI - Technischer Beirat ETSI

Edition 1997-04

Original language English

Price from 42.10 €

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Table of contents

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Economic benefits

DIN SPEC

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Terminology

Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

DIN ETS 300640 Human Factors (HF) - Assignment of alphabetic letters to digits on standard telephone keypad arrays; English version ETS 300640:1996

Document: references other documents

Responsible national committee

Rudolf Brandner

Want to learn more?

DIN ETS 300640
Human Factors (HF) - Assignment of alphabetic letters to digits on standard telephone keypad arrays; English version ETS 300640:1996