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
13/00
Dental prostheses; Making same
13/00
Dental prostheses; Making same
A61C13/34
Making or working of models, e.g. preliminary castings, trial dentures; Dowel pins [4]
A61C13/34
Making or working of models, e.g. preliminary castings, trial dentures; Dowel pins [4]