E
FIXED CONSTRUCTIONS
BUILDING
E03
WATER SUPPLY; SEWERAGE
E03B
INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER (drilling wells, obtaining fluids in general from wells E21B; pipe-line systems in general F17D)
Subclass index
LAYOUT 1/00, 5/00
METHODS 1/00, 3/00, 9/00
INSTALLATIONS 3/00, 5/00, 9/00
PIPE SYSTEMS; TANKS 7/00, 11/00
E03C
DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER (not connected to either water-supply main or to waste pipe A47K; devices of the kind used in the ground E03B, E03F); SINKS
E03D
WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
Subclass index
WATER-CLOSETS, FLUSHING DEVICES
General structure 1/00, 3/00
Special constructions 5/00, 7/00
ACCESSORIES, COMPONENT PARTS 9/00, 11/00
URINALS 13/00
E03F
SEWERS; CESSPOOLS
Subclass index
SEWERS 1/00-9/00
CESSPOOLS 11/00, 7/00