Air-cooled compact electric lamp
USD286915S · kind S · design
1Cited by
6References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 12, 1985 |
| Grant date | Nov 25, 1986 |
| Priority date | — |
| Expiry date | Nov 25, 2000 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.