TY  - GEN
ED  - BRITISH STANDARDS INSTITUTION
TI  - BS 4533 : Pt. 1 : 1971 : Specification for electric luminaires (lighting fittings) - pt.1 : general requirements and tests- section 1.3 : marking
PY  - 1971///
CY  - London
PB  - British Standard Institution
N1  - STD1512
ER  -