Certificate pursuant to section 12 of the Weights and Measures Act 1985 ... the Secretary of State for Trade and Industry hereby certifies as suitable for use for trade the following pattern of a self-indicating non-automatic weighing machine : submitted by Mettler-Toledo Ltd.
Great Britain.Department of Trade and Industry.
National Weights and Measures Laboratory.
Mettler Toledo Limited.
Teddington : National Weights and Measures Laboratory,
1990.
Reference no. STD 6235
Weighing-machines
Weights and measures