Terminal Equipment (TE) - Syntax-based videotex protocol - Terminal conformance testing (Endorsement of the English version EN 300236 V 1.2.1:1997-12 as German standard)
Edition 1999-06

Integrated Services Digital Network (ISDN); syntax-based videotex teleservice; service description; English version ETS 300262:1993
Edition 1994-05

Terminal Equipment (TE); syntax-based videotex lower layer protocols using packet mode access over the Public Switched Telephone Network (PSTN); English version ETS 300221:1993
Edition 1994-01

Integrated Services Digital Network (ISDN); syntax-based videotex end-to-end protocols; circuit mode DTE-DTE; english version ETS 300079:1991
Edition 1992-09

Terminal equipment (TE); syntax-based videotex common end-to-end protocols; English version ETS 300223:1993
Edition 1994-01

Integrated Services Digital Network (ISDN); syntax-based videotex lower layers protocols for ISDN packet mode (CCITT Recommendation X.31 case A and case B); English version ETS 300218:1993
Edition 1994-01

Terminal equipment (te). Syntax-based videotex. Common end-to-end protocols
Edition 1995-02-01

Terminal equipment (te). Syntax-based videotex lower layer protocols using packet mode access over the public switched telephone network (PSTN)
Edition 1994-11-01

Integrated Services Digital Network (ISDN). Syntax-based Videotex lower layers protocols for ISDN packet mode (CCITT Recommendation X.31 Case A and Case B)
Edition 1998-05-01

Typefaces - Sans Serif - Part 1: General
Edition 2018-12