Combined 3D audio headset and glasses
USD358150S · kind S · design
36Cited by
6References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 27, 1994 |
| Grant date | May 9, 1995 |
| Priority date | — |
| Expiry date | May 9, 2009 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.