IS 10776-4:1984-Methods of Measurement of Electro-acoustical Characteristics of Hearing Aids, Part 4: Hearing Aids with Bone Vibrator 

 - New Delhi :  Bureau of Indian Standards (BIS),  1984. 
 - 14 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hearing aids