FIELD: sanitary-hygienic aids. SUBSTANCE: tooth-brush has head with bristles and neck provided with a space. The tooth-brush is provided with one additional head with bristles and with neck with space at least. Each subsequent head with bristles and part of neck are disposed in space of previous neck. EFFECT: improved quality of cleaning. 2 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| TOOTH-BRUSH | 1992 |
|
RU2039501C1 |
| TOOTH BRUSH | 1992 |
|
RU2039513C1 |
| TOOTH BRUSH | 1992 |
|
RU2039492C1 |
| TOOTHBRUSH | 1992 |
|
RU2049413C1 |
| TOOTH-BRUSH | 1992 |
|
RU2043061C1 |
| TOOTH-BRUSH | 1992 |
|
RU2043055C1 |
| TOOTH BRUSH | 1992 |
|
RU2048142C1 |
| TOOTH-BRUSH | 1992 |
|
RU2043053C1 |
| TOOTH-BRUSH | 1992 |
|
RU2039509C1 |
| TOOTH-BRUSH | 1992 |
|
RU2043054C1 |
