CPC Subgroup
A61J 19/04 Spittoons with water supply
Full Title
Devices for receiving spittle, e.g. spittoons (for dentists A61C17/14) > Spittoons with water supply
A61J 19/04 Devices for receiving spittle, e.g. spittoons (for dentists A61C17/14) > Spittoons with water supply