| 发明名称 |
System and method for controlling outdoor signs |
| 摘要 |
A system for controlling outdoor signs has an outdoor sign having a price that is controllable. A controller sends a price signal that controls the price on the outdoor sign. A feedback system determines if the outdoor sign is functioning properly.
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| 申请公布号 |
US2007074433(A1) |
申请公布日期 |
2007.04.05 |
| 申请号 |
US20050250273 |
申请日期 |
2005.10.14 |
| 申请人 |
SKYLINE PRODUCTS, INC. |
发明人 |
LINDSAY CHARLES L.;BROWN VANCE F.;DAIGLE GENE G.;ROSE MIKE A. |
| 分类号 |
G09F13/04 |
主分类号 |
G09F13/04 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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