Patent classifications
E
FIXED CONSTRUCTIONS
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E03
WATER SUPPLY; SEWERAGE
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E03C
DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
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1/00
Domestic plumbing installations for fresh water or waste water; Sinks
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E03C1/02
Plumbing installations for fresh water
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E03C1/08
Jet regulators; or jet guides; , e.g. anti-splash devices
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E03C1/084
Jet regulators with aerating means
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