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发明名称
Electret stylus for touch-sensor device
摘要
A method and apparatus to couple a piece of electret material to a touch-sensor device stylus, where the electret material emits an electrostatic field to be sensed by a touch-sensor device.
申请公布号
US2012043142(A1)
申请公布日期
2012.02.23
申请号
US20080151858
申请日期
2008.05.09
申请人
GRIVNA EDWARD L.
发明人
GRIVNA EDWARD L.
分类号
G06F3/033
主分类号
G06F3/033
代理机构
代理人
主权项
地址
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