Certificate pursuant to section 12 of the Weights and Measures Act 1985 : Certification no. 2457 ... the Secretary of State for Trade and Industry hereby certifies as suitable for use for trade a pattern of a bottom loading dipstick interlock and vented manifold system ... submitted by Smith-Senig.
Great Britain.Department of Trade and Industry.
National Weights and Measures Laboratory.
Smith-Senig (Firm)
Teddington : National Weights and Measures Laboratory,
1997.
Caption title.
"Reference no. STD 8311"