6
Cylinders of metal for gas; Metal bottles for compressed gas; Pressure gas cylinders made of metal; Containers of metal for compressed gas or liquid air; Cylinders of metal for use with compressed gas; Steel cylinders for compressed gas; Gas storage tanks of metal; Containers of metal for liquid gas; Pressure gas cylinders made of metal; Pressure gas cylinders made of metal; Internal floating lids of aluminium for use with gas or liquefied gas storage tanks; Containers made of metal for use in the storage of gases; Metal cylinders for compressed gas or liquids [empty]; Tanks of metal for the storage of compressed gases; Containers of metal for compressed gas or liquid air; Containers of metal for chemicals, compressed gases and liquids; Tanks of metal for the storage of liquefied gases; Tanks of metal for the transportation of liquefied gases; Tanks of metal for the transportation of compressed gases; Metal cylinders for compressed gas or liquids, sold empty; Containers of metal for compressed gas or liquid air
9
Apparatus and instruments for accumulating and storing electricity; Apparatus and instruments for controlling electricity; Electric and electronic components; Batteries, electric; Batteries
42
Design of storage systems; Scientific and technological services and research and design relating thereto; Industrial research and analysis; Design and development of computer hardware and software