Certificate pursuant to section 12 of the Weights and Measures Act 1985 : certification no. 1953/15 ... the Secretary of State for Trade and Industry hereby certifies as suitable for use for trade a pattern of a liquid flowmeter ... Avery Hardoll Mk VI ... submitted by Siemens Nixdorf Information Systems Ltd.
Great Britain.Department of Trade and Industry.
National Weights and Measures Laboratory.
Siemens Nixdorf Information Systems Ltd.
Teddington : National Weights and Measures Laboratory,
1997.
Cover title.
Reference no. STD 8576.