District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made fitting assemblies of steel service pipes, polyurethane thermal insulation and a casing of polyethylene; German and English version prEN 448:2023
Edition 2023-08

Corrigenda to DIN EN 13043:2002-12
Edition 2004-12

Corrigenda to DIN EN 13450:2003-06
Edition 2004-12

Corrigenda to DIN EN 13139:2002-08
Edition 2004-12

Corrigenda to DIN EN 13383-1:2002-08
Edition 2004-12

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

Integrated Services Digital Network (ISDN) - Specification of the Remote Frame Handler Interface (RFHI); English version ETS 300458:1995
Edition 1996-04

European digital cellular telecommunications system (Phase 2) - Interworking between the Public Land Mobile Network (PLMN) and a Packet Switched Public Data Network/Integrated Services Digital Network (PSPDN/ISDN) for the support of packet switched data transmission services; English version ETS 300603:1994
Edition 1995-01

Frame relay services - Part 2: Integrated Services Digital Network (ISDN); frame relay bearer service; service definition; English version ETS 300399-2:1995
Edition 1995-10

Frame relay services - Part 3: Frame relay data transmission service; service definition; English version ETS 300399-3:1995
Edition 1995-10