19974942 pdf BRITISH STANDARD BS EN 1359 1999 Incorporating Amendment No 1 Diaphragm gas meters The European Standard EN 1359 1998, with the incorporation of amendment A1 2006, has the status of a Bri[.]
BRITISH STANDARD BS EN 1359:1999 Incorporating Amendment No Gas meters — Diaphragm gas meters The European Standard EN 1359:1998, with the incorporation of amendment A1:2006, has the status of a British Standard ICS 75.180.30; 91.140.40 12&23