Attrition mill propeller
USD873305S1 · kind S1 · design
11Cited by
14References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 21, 2017 |
| Grant date | Jan 21, 2020 |
| Priority date | — |
| Expiry date | Jan 21, 2035 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.