Recreational diving services - Requirements for training on environmental awareness for recreational divers (ISO 21417:2019)
NORM herausgegeben am 1.4.2020
Designation standards: STN EN ISO 21417
Classification mark: 955010
Catalog number: 130602
Publication date standards: 1.4.2020
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN