发明名称 Expandable battery compartment for handheld electronic devices
摘要 In a portable electronic device having a battery compartment and a removeable cover therefor, the battery compartment and cover are configured to accommodate batteries of at least two different sizes.
申请公布号 US2007082234(A1) 申请公布日期 2007.04.12
申请号 US20050245020 申请日期 2005.10.07
申请人 LADOUCEUR NORMAN M;GRIFFIN JASON T;TYNESKI FRANK 发明人 LADOUCEUR NORMAN M.;GRIFFIN JASON T.;TYNESKI FRANK
分类号 H01M2/10 主分类号 H01M2/10
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