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 platform weighing instrument ... : submitted by Mettler Instruments Ltd.
Great Britain.Department of Trade and Industry.
National Weights and Measures Laboratory.
Mettler Instruments Limited.
Teddington : National Weights and Measures Laboratory,
1989.
Weighing-machines
Weights and measures