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PCE
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DIFF Subgroup
A61C 17/20

using ultrasonic waves

Introduced: January 1990

Full Title

Full titles differ between systems:

IPC:

Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle > Power-driven cleaning or polishing devices > using ultrasonic waves

CPC:

Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses (instruments acting like a sandblast machine A61C3/025; tooth polishing discs or holders therefor A61C3/06; devices for cleaning between the teeth A61C15/00); Saliva removers; Dental appliances for receiving spittle > Power-driven cleaning or polishing devices > using ultrasonic waves

No child classifications to compare. This is a leaf node in both IPC and CPC.