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in stockReleased: 1999-06-28
UNE ETS 300381:1999
TELEPHONY FOR HEARING IMPAIRED PEOPLE. INDUCTIVE COUPLING OF TELEPHONE EARPHONES TO HEARING AIDS.
Telefonía para personas de audición defectuosa. Acoplamiento inductivo de auriculares telefónicos a audífonos.
CURRENCY
Standard number: | UNE ETS 300381:1999 |
Pages: | 23 |
Released: | 1999-06-28 |
DESCRIPTION
This standard UNE ETS 300381:1999 TELEPHONY FOR HEARING IMPAIRED PEOPLE. INDUCTIVE COUPLING OF TELEPHONE EARPHONES TO HEARING AIDS. is classified in these ICS categories:
- 33.040.40
- 11.180.15
- 33.020