9
Weighing apparatus and instruments; metering; Signalling and checking apparatus and instruments; In particular for measuring the volume and pressure of gases
11
Apparatus and equipment for gas supply and regulation; In particular gas regulators of all kinds and accessories and spare parts therefor (taps); Sifters; Closures
37
Assembly, installation, maintenance, repair, adjustment and servicing of the following goods: apparatus and equipment for weighing, measuring, signalling and checking, in particular apparatus for measuring the volume and pressure of gases, apparatus and equipment for gas supply and regulation, in particular gas regulators of all kinds and accessories and spare parts therefor, being taps, sifters, closures
42
Technical survey services; Engineering; Contriving designs; developing; Development of technical solutions; Technical project studies and calculations in the field of measuring and regulating equipment and relating to the following goods: apparatus and equipment for weighing, measuring, signalling and checking, in particular apparatus for measuring the volume and pressure of gases, apparatus and equipment for gas supply and regulation, in particular gas regulators of all kinds and accessories and spare parts therefor, being taps, sifters, closures, calibration of measuring apparatus and gas equipment; Consultancy in the aforesaid fields