60118-1-1995 Hearing Aids - Part 1: Hearing Aids with Induction Pick-Up Coil Input (Edition 3.0; Amendment 1- 1998)
Appareils De Correction Auditive - Partie 1: Appareils De Correction Auditive Comportant Une Entree A Bobine D?Induction Captrice (Edition 3.0; Amendment 1- 1998)