Conference systems - Equipment - Requirements
NORM herausgegeben am 1.10.2021
Designation standards: ČSN EN ISO 22259
Classification mark: 368351
Catalog number: 512749
Note: UNGÜLTIG
Publication date standards: 1.10.2021
The number of pages: 48
Approximate weight : 144 g (0.32 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN