Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 12: Supplementary services stage 3 - Sub-part 12: Call Hold (HOLD) (Endorsement of the English version EN 300392-12-12 V1.1.2 (2003-05) as German standard)
Edition 2004-08

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 11: Supplementary services stage 2 - Sub-part 12: Call Hold (HOLD) (Endorsement of the English version EN 300392-11-12 V1.1.2 (2003-05) as German standard)
Edition 2004-08

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1 - Sub-part 12: Call Hold (HOLD) (Endorsement of the English version EN 300392-10-12 V1.3.1 (2004-02) as German standard)
Edition 2004-12

Digital cellular telecommunications system (Phase 2) - Call Waiting (CW) and Call Holding (HOLD) supplementary services - Stage 1 (Endorsement of the English version ETS 300516:1996-05 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2) - Call Waiting (CW) and Call Hold (HOLD) supplementary services - Stage 3 (Endorsement of the English version ETS 300567:1996-08 as German standard)
Edition 2001-04

Electrical installation material - Plugs and socket-outlets for household and similar purpose and plugs and socket-outlets for industrial use - Overview
Edition 2025-01

Columns; definitions
Edition 1987-01

Miniature fuses; fuse holder, 500 V to 3 kV, for interchangeable fuse links, fuse holder, screw caps
Edition 1965-12

Centre post press tool sets with thick top tool holder
Edition 1981-12

Branchpipe-holder for nominal pressure 16
Edition 2015-12