Circular array microphone
USD888024S1 · kind S1 · design
19Cited by
69References
1Claims
0Family size
Inventor
Key dates
| Filing date | Nov 19, 2018 |
| Grant date | Jun 23, 2020 |
| Priority date | — |
| Expiry date | Jun 23, 2035 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.