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 liquid flow meter ... submitted by HTEC Ltd.
Great Britain.Department of Trade and Industry.
HTEC Ltd.
National Weights and Measures Laboratory.
Teddington : National Weights and Measures Laboratory,
1999.
Reference no.9462.
(2286/29)