Mine plans - Stratigraphy - Part 2: Regional and local subdivisions - Hard coal
Edition 2008-12

Rules for writing and layout of word and information processing
Edition 2020-03

Ladders - Part 1: Terms, types, functional sizes; German version EN 131-1:2015+A1:2019
Edition 2019-11

Fixed firefighting systems - Components for gas extinguishing systems - Part 10: Requirements and test methods for pressure gauges and pressure switches; German version EN 12094-10:2003
Edition 2003-09

Data element catalogue for bibliographic data; data element catalogue for the description of institutions
Edition 1988-09

Fixed firefighting systems - Components for gas extinguishing systems - Part 2: Requirements and test methods for non-electrical automatic control and delay devices; German version EN 12094-2:2003
Edition 2003-09

Blank detail specification; quartz crystal units (capability approval); german version EN 168101:1992
Edition 1992-09

Basic specification: CECC assessed process average procedure - 60% confidence limit; German version EN 100014:1991
Edition 1996-03

Blank detail specification - Photomultiplier tubes; German version EN 114001:1991
Edition 1996-10

Blank detail specification; quartz crystal units (qualification approval); german version EN 168201:1992
Edition 1992-09