German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of tidal waters (A 20)
Edition 1987-08

German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of sea water (A 16)
Edition 1987-08

Acoustics; statistical methods for determining and verifying stated noise emission values of machinery and equipment; part 4: methods for stated values for batches of machines; (identical with ISO 7574-4:1985); german version EN 27574-4:1988
Edition 1989-03

Acoustics; statistical methods for determining and verifying stated noise emission values of machinery and equipment; part 2: methods for stated values for individual machines; (identical with ISO 7574-2:1985); german version EN 27574-2:1988
Edition 1989-03

Sound system equipment - Methods of measuring and specifying the performance of sounders (electroacoustic transducers for tone production) (IEC 61329:1995); German version EN 61329:1996
Edition 1996-06

Household high-fidelity audio equipment and systems - Methods of measuring and specifying the performance - Part 1: General (IEC 61305-1:1995); German version EN 61305-1:1995
Edition 1996-02

Household high-fidelity audio equipment and systems - Methods of measuring and specifying the performance - Part 3: Amplifiers (IEC 61305-3:1995); German version EN 61305-3:1995
Edition 1996-02

Mechanical connections between towing vehicles and trailers; drawbar eye 40 with sleeve; additional specifications for applications on centre axle trailers
Edition 1989-01

Mechanical connections betweeen towing vehicles and trailers; drawbar eye 50 with sleeve; additional specifications for applications on centre axle trailers
Edition 1989-01

Mechanical connections between towing vehicles and trailers; automatic bolt coupling 40; additional specifications for the use with centre axle trailers
Edition 1989-01