CPC Subgroup
E03F 5/20 Siphon pipes or inverted siphons (for connections of baths, basins, or the like E03C1/12 )
Full Title
Sewerage structures > Siphon pipes or inverted siphons (for connections of baths, basins, or the like E03C1/12 )
E03F 5/20 Sewerage structures > Siphon pipes or inverted siphons (for connections of baths, basins, or the like E03C1/12 )