Patent classifications
A
HUMAN NECESSITIES
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A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
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A61C
DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
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A61C5/50
Implements for filling root canals; Methods or instruments for medication of tooth nerve channels
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A61C5/55
with heating means, e.g. for heating gutta percha
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