Wireless entrance communication device
USD854958S1 · kind S1 · design
26Cited by
66References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 23, 2018 |
| Grant date | Jul 30, 2019 |
| Priority date | — |
| Expiry date | Jul 30, 2034 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.