EDISON

Nozzles of metal; elbows of metal for pipes; valves of metal (other than parts of machines); pipework of metal; water-pipe valves of metal; penstock pipes (of metal); gutter pipes of metal; water-pipes of metal; reinforcing materials of metal for pipes; pipes of metal, for central heating installations; steam pipe valves of metal; pipe joints of metal; three-directional pipe joints of metal; four-directional pipe joints of metal

Centrifugal machines; centrifugal pumps; pumps (parts of machines, engines or motors); blowing machines for exhaustion of dust, etc;; hydraulic pressure valves; air condensers; compressors (machines); gas engine components; bellows (machines); valves (parts of machines)

Water heaters; taps (faucets); heating installations; water intake apparatus; hot water heating installations; bath fittings; water-pipes for sanitary installations