Apparatus for the measurement of fine particles in liquid suspension by the light scattering procedure
USD329821S · kind S · design
9Cited by
3References
1Claims
0Family size
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Key dates
| Filing date | Feb 21, 1989 |
| Grant date | Sep 29, 1992 |
| Priority date | — |
| Expiry date | Sep 29, 2006 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.