Proofmarks
Edition 1966-01

Methods for providing information relating to material efficiency aspects of energy-related products; German version EN 45559:2019
Edition 2019-10

Medical electrical equipment - Characteristics of electro-optical X-ray image intensifiers - Part 6: Determination of the contrast ratio and veiling glare index (IEC 61262-6:1994); German version EN 61262-6:1994
Edition 1995-09

Precast concrete products - General rules for factory production control of glass-fibre reinforced cement; German version EN 1169:1999
Edition 1999-10

Technical drawings - Simplified representation of the assembly of parts with fasteners - Part 2: Rivets for aerospace equipment (ISO 5845-2:1995)
Edition 1997-04

Bidets - Functional requirements and test methods; German version EN 14528:2015+A1:2018
Edition 2018-12

Testing of paper and board - Determination of the smoothness by the Bekk method
Edition 2016-05

Dental rotary instruments - Cutters - Part 4: Miniature carbide laboratory cutters (ISO 7787-4:2002); German version EN ISO 7787-4:2002
Edition 2002-07

Coating powders - Part 4: Calculation of lower explosion limit (ISO 8130-4:2021); German version EN ISO 8130-4:2022
Edition 2022-06

Solvents for paints and varnishes - Symbols
Edition 2000-02