FIELD: sanitary and hygienic appliances. SUBSTANCE: toothbrush has a └┐-shaped or Ч-shaped or T-shaped head with bristles on some of its surfaces. EFFECT: higher brushing quality; convenience in use. 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| TOOTHBRUSH | 1992 |
|
RU2049414C1 |
| TOOTHBRUSH | 0 |
|
SU1790393A3 |
| TOOTH BRUSH | 1992 |
|
RU2039484C1 |
| TOOTH-BRUSH | 1992 |
|
RU2043056C1 |
| TOOTHBRUSH | 0 |
|
SU1725817A1 |
| TOOTH-BRUSH | 1992 |
|
RU2043053C1 |
| TOOTHBRUSH | 1992 |
|
RU2049418C1 |
| TOOTH BRUSH | 1992 |
|
RU2050813C1 |
| TOOTH BRUSH | 1992 |
|
RU2039486C1 |
| TOOTH BRUSH | 1992 |
|
RU2048132C1 |
