NA 023

DIN Standards Committee Ergonomics

Standards [CURRENT]

ETS 300381
Telephony for hearing impaired people - Inductive coupling of telephone earphones to hearing aids

Title (German)

Telefonie für Hörgeschädigte - Induktive Kopplung von Hörkapseln an Hörhilfen

Edition 1994-12
Original language English
Price On Request
Table of contents

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