Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 2: Non-integrally geared centrifugal and axial compressors (ISO 10439-2:2015); English version EN ISO 10439-2:2015
Edition 2015-05

Terminal Equipment (TE); videotex; audio syntax; english version ETS 300149:1992
Edition 1992-11

Integrated Services Digital Network (ISDN); Multiple Subscriber Number (MSN) supplementary service; service description; english version ETS 300050:1991
Edition 1992-09

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

Integrated Sevices Digital Network (ISDN); 3,1 kHz telephony teleservice; attachment requirements for handset terminals; english version ETS 300085:1990
Edition 1992-02

Integrated Services Digital Network (ISDN); circuit-mode 64 kbit/s unrestricted 8 kHz structured bearer service category; service description; english version ETS 300108:1992
Edition 1993-04

Integrated Services Digital Network (ISDN); circuit-mode 64 kbit/s 8 kHz structured bearer service category usable for 3,1 kHz audio information transfer; service description; english version ETS 300110:1992
Edition 1993-04

Integrated Services Digital Network (ISDN); Call Hold (HOLD) supplementary service; service description; english version ETS 300139:1992
Edition 1992-12

European digital cellular telecommunications system (Phase 2) - Subscriber Identity Modules (SIM), Functional characteristics; English version ETS 300509:1994
Edition 1995-01

European digital cellular telecommunications system (Phase 2) - Signalling requirements relating to routeing of calls to mobile subscribers; English version ETS 300524:1994
Edition 1995-01