Certificate pursuant to section 12 of the Weights and Measures Act 1985 : Certification no. 1958/34 in accordance ... the Secretary of State for Trade and Industry hereby certifies as suitable for trade a pattern of a liquid flowmeter ... DOMS PSS/2000 submitted by Harpur Forecourt Services.
Great Britain.Department of Trade and Industry.
National Weights and Measures Laboratory.
Harpur Forecourt Services (Firm)
Teddington : National Weights & Measures Laboratory,
1996.
Cover title.
Reference no. STD 7831.