Containers made of metal for storage of compresses gases

Chemicals for generating hydrogen gas packaged in disposable envelope containers for use in hospital and clinical laboratories

Water heaters and parts and accessories for water heaters in this class

Water heaters and all other goods in this class

Installation, maintenance and repair of apparatus for heating, cooling, ventilating, steam generating, drying, washing, cooking, lighting and water supply, including installation, maintenance and repair of water heating, and air conditioning apparatus and parts and accessories therefor; laundry dryers and laundry dry-cleaning apparatus; maintenance, repair and reconditioning of drums, pails and other containers; installation maintenance, repair, reconditioning and rebuilding of concrete mixers, plaster spraying machines and plaster pumps, including vehicle mounted concrete mixers, plaster spraying machines and plaster pumps; gear boxes, fluid pumps; apparatus for washing out concrete transit mixer barrels, apparatus for reclaiming aggregate, sand and spent cement therefrom, apparatus for reclamation of such aggregate, sand and spent cement; machines, engineering apparatus and tools, including Fastening machines, filling and sealing machines

Chemical products for the dissolving of incrustations and all other goods in this class

Installations for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes, and all other goods in this class

Engineering, architectural and building contrivances,

Engineering, architectural and building contrivances,

Hot water systems and all other engineering, architectural and building contrivances,