Combined strobe light and smoke detector for the hearing impaired
USD360156S · kind S · design
14Cited by
7References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 17, 1993 |
| Grant date | Jul 11, 1995 |
| Priority date | — |
| Expiry date | Jul 11, 2009 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.