Crynodeb
A toothbrush in which the scrubbing part that is designed to come into contact with the teeth is made of Graphene in which the desired combination of flexibility and resistance is achieved by mechanical rather than chemical means.
Iaith wreiddiol | Saesneg |
---|---|
Rhif y patent | GB2014313.7 |
Dyddiad blaenoriaeth | 13/08/15 |
Dyddiad ffeilio | 11/09/20 |
Statws | Cyhoeddwyd - 28 Hyd 2020 |