Housing for optical elements for use in conjunction with a projector
USD414558S · kind S · design
0Cited by
4References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 10, 1997 |
| Grant date | Sep 28, 1999 |
| Priority date | — |
| Expiry date | Sep 28, 2013 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.