7
Machines and machine tools; filtration apparatus and installations; purifying apparatus, devices and instruments; machines for removing contaminants from water or liquid; pipes; filters for machines; parts and fittings for all the aforesaid goods
9
Scientific, optical, weighing and measuring apparatus and instruments; analysers and analysis apparatus; laboratory testing system comprised of a filter contained within a filtration funnel and parts therefor sold as a unit for the collection, isolation and counting of micro-organisms; laboratory filters; laboratory filters for microbiological analyses; filters and filtering units for laboratory use; laboratory filter holders; filter cartridges, disposable point of use filter, poison filters and charcoal filters all for scientific use; purification units for laboratory use; purification units for laboratory use for removing contaminants from water; laboratory filters and holders for testing the sterility of liquid preparations by filtration and/or incubation; parts and fittings for all the aforesaid goods
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; devices for removing contaminants from water or liquids; purifying apparatus; industrial chromatography apparatus and instruments; parts and fittings for all the aforesaid goods