06
Storage tanks for rainwater for overground and underground
assembly; negative wells and storage basins for rainwater
(terms considered too vague by the International Bureau -
rule 13.2.b) of the Common Regulations); pipes for
overground and underground assembly; penstock pipes;
drainage pipes; all the aforementioned goods of metal
07
Pumps (machines), electrically and mechanically operated;
water separators
09
Electronic system controls for water systems
11
Cooling installations and machines; electric and chemical
filtration systems (included in this class) for the
purifying and treatment of rainwater and water service,
including gutter and downpipe filters; purification
installations for sewage; regulating and safety devices for
water apparatus; filters for drinking water; water filtering
apparatus; water softening apparatus and installations;
water purification installations; water purifying apparatus
and machines; water sterilizers; water supply installations
19
Storage tanks for rainwater for overground and underground
assembly; negative wells and storage basins for rainwater
(terms considered too vague by the International Bureau -
rule 13.2.b) of the Common Regulations); water pipes
(building components); pipes for overground and underground
assembly; drainage pipes; all the aforementioned goods not
of metal
35
Professional business consultancy relating to water and
water systems; all the aforementioned services other than in
connection with private household, industrial and municipal
water and energy supplying
37
Building construction; installation and repair of storage
systems for water, water conduit systems, waste water
installations, water purifying installations, water supply
installations, system controls for water systems, pumps,
refrigerating installations and machines; all the
aforementioned services other than in connection with
private household, industrial and municipal water and energy
supplying
42
Technical consultancy in connection with water systems; all
the aforementioned services other than in connection with
private household, industrial and municipal water and energy
supplying
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