NA 149
DIN Standards Committee Entertainment Technology, Photography and Cinematography
Standards
[Withdrawn]
DIN 56921-11
DIN 56921-11
Theatre engineering, stage machinery; safety regulations for theatre stage decor battens for total loading up to 3000 N
Title (German)
Theatertechnik, Bühnenmaschinerie; Prospektzüge für Gesamttragkraft bis max. 3000 N, Sicherheitstechnische Anforderungen und Prüfung