CPC Subgroup Additional Only
H04R 2225/81 Aspects of electrical fitting of hearing aids related to problems arising from the emotional state of a hearing aid user, e.g. nervousness or unwillingness during fitting
Full Title
Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups > Aspects of electrical fitting of hearing aids related to problems arising from the emotional state of a hearing aid user, e.g. nervousness or unwillingness during fitting