Combined tongue scraper and dental flossing tool
USD303426S · kind S · design
9Cited by
13References
1Claims
0Family size
Inventor
Key dates
| Filing date | Nov 3, 1987 |
| Grant date | Sep 12, 1989 |
| Priority date | — |
| Expiry date | Sep 12, 2003 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.