Steel link chains - Reference profiles of hobs for sprockets for roller chains
Edition 2022-04

Profiles of tooth space cutters for chain sprockets for roller chains
Edition 2022-03

Founding - Radiographic testing - Reference images for spheroidal graphite cast irons and grey cast irons; Text in English
Edition 2020-04

Plain bearings - Bushes for plain bearings according to DIN 502, DIN 503 and DIN 504
Edition 2004-09

Watches; nomenclature of components of additional equipment
Edition 1989-01

Chronometric Terms; Indication, Rate
Edition 1970-03

Chronometric Terms; Frequency, Period
Edition 1971-07

Chronometric Terms; Coefficients of the Rate
Edition 1971-07

Horological definitions; technical commercial definitions
Edition 1987-01

Slotted Cheese Head Screws for Fine Mechanics; M 0.3 to M 1.4
Edition 1969-11