Certificate pursuant to section 12 of the Weights and Measures Act 1963 ... the Secretary of State hereby certifies as suitable for use for trade the following pattern of a self-indicating and price computing weighing machine with associated label printer and mechanical handling facilities submitted by Portals Engineering Ltd.
National Weights and Measures Laboratory.
Portals Engineering Ltd.
London National Weights and Measures Laboratory
1987
Weighing-machines
Weights and measures