BS 4533 : Pt. 1 : 1971 : Specification for electric luminaires (lighting fittings) - pt.1 : general requirements and tests - section 1.14 :nipples for lampholders
- London British Standars Institution 1971
- 4p.
STD1532
BS 4533 : Pt. 1 : 1971
628.941.95:621.32 /
STD1532
BS 4533 : Pt. 1 : 1971
628.941.95:621.32 /