Combined radio and microphone
USD290843S · kind S · design
29Cited by
7References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 23, 1985 |
| Grant date | Jul 14, 1987 |
| Priority date | — |
| Expiry date | Jul 14, 2001 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.