A
HUMAN NECESSITIES
A
HUMAN NECESSITIES
A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61C
DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
A61C
DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
A61C17/00
Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
A61C17/00
Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
A61C17/16
Power-driven cleaning or polishing devices
A61C17/16
Power-driven cleaning or polishing devices
A61C17/22
with brushes, cushions, cups, or the like
A61C17/22
with brushes, cushions, cups, or the like