CPC Main Group
A61J 19/00 Devices for receiving spittle, e.g. spittoons (for dentists A61C17/14)
3 direct subcodes
Child Classifications
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- A61J 19/02 Sputum flasks
- A61J 19/04 Spittoons with water supply
- A61J 19/06 Combustible sputum cups