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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E03C1/12
Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
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E03C2001/1213
Constructional features of bidet bowls; adapters for using other sanitary appliances as bidet
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