Video telephone station
USD315557S · kind S · design
22Cited by
13References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 8, 1990 |
| Grant date | Mar 19, 1991 |
| Priority date | — |
| Expiry date | Mar 19, 2005 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.