General-purpose electronic telephone set base
USD263824S · kind S · design
14Cited by
7References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 1979 |
| Grant date | Apr 13, 1982 |
| Priority date | — |
| Expiry date | Apr 13, 1996 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.