Network Aspects (NA); Connectionless Broadband Data Service (CBDS); part 4: address screening supplementary service; English version ETS 300217-4:1992
Edition 1993-07

German standard methods for the examination of water, waste water and sludge - Anions (Group D) - Part 23: Determination of selenium by atomic absorption spectrometry (D 23)
Edition 1994-10

Integrated Services Digital Network (ISDN); Subaddressing (SUB) supplementary service; functional capabilities and information flows; english version ETS 300060:1991
Edition 1992-09

Aerospace series - Rod bodies in aluminium alloy for flight controls - Technical specification; German version EN 2289:1996
Edition 1996-10

Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; functional capabilities and information flows; english version ETS 300057:1992
Edition 1992-11

Integrated Services Digital Network (ISDN); Terminal Portability (TP) supplementary service; functional capabilities and information flows; english version ETS 300054:1991
Edition 1992-09

Integrated Services Digital Network (ISDN); conference call, add-on (CONF) supplementary service; functional capabilities and information flows; English version ETS 300184:1993 + Corrigendum September 1993
Edition 1994-04

Satellite Earth Stations and Systems (SES) - Test methods for Television Receive Only (TVRO) operating in the 11/12 GHz frequency bands; English version ETS 300457:1995
Edition 1996-06

Radio Equipment and Systems (RES) - Digital Enhanced Cordless Telecommunications (DECT); Data Services Profile (DSP) - Generic data link service; Service type C, class 2; English version ETS 300651:1996
Edition 1998-06

Integrated Services Digital Network (ISDN); user-network interface data link layer specification; application of CCITT recommendations Q.920/I.440 and Q.921/I.441; english version ETS 300125:1991
Edition 1992-05