Electric hand crank with switches and handle extension
USD903452S1 · kind S1 · design
6Cited by
7References
1Claims
0Family size
Inventor
Key dates
| Filing date | Jun 9, 2017 |
| Grant date | Dec 1, 2020 |
| Priority date | — |
| Expiry date | Dec 1, 2035 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.