Certificate of EEC pattern approval of a measuring instrument issued by the Secretary of State for Trade and Industry ... to J Heidt Developments ... in respect of a road tanker meter measuring system for liquids other than water ...
Great Britain.Department of Trade and Industry.
National Weights and Measures Laboratory.
J. Heidt Developments.
Teddington : National Weights and Measures Laboratory,
1993.
"Reference no: STD 4334"
Caption title.