发明名称 Display device and data display system
摘要 A display device which includes a housing, a plurality of separately movable indicators in the housing, each indicator including a plurality of symbols, an electrically operable actuator and a controller for controlling operation of the actuator whereby each indicator is independently movable to a selected position to display a selected symbol.
申请公布号 US8511554(B2) 申请公布日期 2013.08.20
申请号 US20080676823 申请日期 2008.09.12
申请人 GROBBELAAR WARREN;INTEGRATED PRICING TECHNOLOGIES (PTY) LTD. 发明人 GROBBELAAR WARREN
分类号 G07B15/02 主分类号 G07B15/02
代理机构 代理人
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