Electronic sign having a formed metal cabinet
US7694444B2 · kind B2 · utility
66Cited by
20References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 2007 |
| Grant date | Apr 13, 2010 |
| Priority date | — |
| Expiry date | Sep 6, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F9/3026
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electronic sign having a formed metal cabinet where precise and close tolerance formed planar panels and formed channels are fastened together only by rivets, nut inserts or the combination thereof for rapid assembly thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.