Dental impression tray
USD281532S · kind S · design
20Cited by
5References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 29, 1983 |
| Grant date | Nov 26, 1985 |
| Priority date | — |
| Expiry date | Nov 26, 1999 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.