Power supply device of electronic cigarettes
USD828953S1 · kind S1 · design
115Cited by
76References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 20, 2017 |
| Grant date | Sep 18, 2018 |
| Priority date | — |
| Expiry date | Sep 18, 2033 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.