BS 4533 : Pt. 1 : Section 1.2 : 1971 : Specification for electric luminaires : general requirements and tests : classification of luminaires
- London BRITISH STANDARDS INSTITUTION 1971
- 3p.
STD1513
BS 4533 :Pt. 1 :Sec. 1.2 :1971
628.941.95:621.32 /
STD1513
BS 4533 :Pt. 1 :Sec. 1.2 :1971
628.941.95:621.32 /