NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN ETS 300263 [CURRENT] referenced in following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN ETS 300263/A1 | 1996-10 | Integrated Services Digital Network (ISDN) - Telephony 7 kHz teleservice - Service description; English version ETS 300263:1994/A1:1996 More |
