DIFF Subgroup
C02F 9/20 Portable or detachable small-scale multistage treatment devices, e.g. point of use or laboratory water purification systems
Introduced: January 2023
Full Title
Multistage treatment of water, waste water or sewage > Portable or detachable small-scale multistage treatment devices, e.g. point of use or laboratory water purification systems
No child classifications to compare. This is a leaf node in both IPC and CPC.