发明名称 Phone battery devices
摘要 Battery operated devices can be redesigned to use a cordless telephone battery. A battery back-up system that uses a battery for battery operated devices is also presented. Also included is an adapter to change the type of connecter on a cordless telephone battery.
申请公布号 US2003174832(A1) 申请公布日期 2003.09.18
申请号 US20020096975 申请日期 2002.03.14
申请人 PEARSON DAVID ANDREW 发明人 PEARSON DAVID ANDREW
分类号 H04M1/02;(IPC1-7):H04M1/00 主分类号 H04M1/02
代理机构 代理人
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