Certificate pursuant to section 12 of the Weights and Measures Act 1963 ... the Secretary of State for Trade and Industry certifies as suitable for use for trade the following pattern of a liquid flowmeter submitted by Tokheim Ltd
Great Britain.Department of Trade and Industry.
National Weights and Measures Laboratory.
Tokheim Ltd.
London National Weights and Measures Laboratory
1985
Liquid feeders.
Weights and measures