ETSI ES 201 104-1998
Human Factors (HF); Human Factors Requirements for a European Telephony Numbering Space (ETNS) (V1.1.1)

Standard No.

ETSI ES 201 104-1998

Release Date

1998

Published By

European Telecommunications Standards Institute (ETSI)

Latest

ETSI ES 201 104-1998

ETSI ES 201 104-1998 history

• 1998 ETSI ES 201 104-1998 Human Factors (HF); Human Factors Requirements for a European Telephony Numbering Space (ETNS) (V1.1.1)