Human Factors (HF) - Minimum Man-Machine Interface (MMI) to public network based supplementary services; English version ETS 300738:1997
Edition 1998-04

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; service description; english version ETS 300062:1991
Edition 1992-09

Soil improvers and growing media - Determination of quantity for materials with particle size greater than 60 mm; German version EN 15238:2022
Edition 2023-01

Integrated Services Digital Network (ISDN); Subaddressing (SUB) supplementary service; service description; english version ETS 300059:1991
Edition 1992-09

Integrated Services Digital Network (ISDN); advice of charge: charging information at call set-up time (AOC-S) supplementary service; service description; English version ETS 300178:1992
Edition 1993-09

Integrated Services Digital Network (ISDN); advice of charge: charging information during the call (AOC-D) supplementary service; service description; English version ETS 300179:1992
Edition 1993-09

Integrated Services Digital Network (ISDN); advice of charge: charging information at the end of the call (AOC-E) supplementary service; service description; English version ETS 300180:1992
Edition 1993-09

Integrated Services Digital Network (ISDN); Connected Line Identification Restriction (COLR) supplementary service; service description; english version ETS 300095:1992
Edition 1993-02

Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; service description; english version ETS 300056:1991
Edition 1992-09

Integrated Services Digital Network (ISDN); Malicious Call Identification (MCID) supplementary service; serving description; english version ETS 300128:1992
Edition 1992-12