Subgingival delivery tip for attachment to dental irrigation instruments
USD304231S · kind S · design
12Cited by
6References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 25, 1987 |
| Grant date | Oct 24, 1989 |
| Priority date | — |
| Expiry date | Oct 24, 2003 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.