| 000 | 00366nam a22000977a 4500 | ||
|---|---|---|---|
| 999 |
_c16266 _d16266 |
||
| 245 | _aIS 10776-1: 1984-Methods of measurement of electroacoustical characteristics of hearing aids, Part 1: General measurements for air-conduction hearing aids | ||
| 260 |
_aNew Delhi : _bBureau of Indian Standards (BIS), _c1984. |
||
| 300 | _a25 p. | ||
| 650 | _aHearing aids | ||
| 942 | _cST | ||