Refractometer
USD427530S · kind S · design
4Cited by
2References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 27, 1999 |
| Grant date | Jul 4, 2000 |
| Priority date | — |
| Expiry date | Jul 4, 2014 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.