• BS 3942:1965

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Marking of control settings on hearing aids

    Available format(s):  Hardcopy

    Superseded date:  01-01-1984

    Language(s):  English

    Published date:  01-01-1965

    Publisher:  British Standards Institution

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