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发明名称
LOW POWER LED-BASED MARQUEE SYSTEMS
摘要
A low power LED based marquee is described. The LEDs are powered by 3.3 VDC.
申请公布号
US2007171158(A1)
申请公布日期
2007.07.26
申请号
US20070625816
申请日期
2007.01.22
申请人
KUMAR SHALABH
发明人
KUMAR SHALABH
分类号
G09G3/32
主分类号
G09G3/32
代理机构
代理人
主权项
地址
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