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发明名称
Battery Separators and Batteries
摘要
Batteries are provided that include a tubular battery separator having a locally strengthened region. The strengthened region maybe provided by including a folded area adjacent an open end of the tubular separator.
申请公布号
US2009181294(A1)
申请公布日期
2009.07.16
申请号
US20080972996
申请日期
2008.01.11
申请人
YOPPOLO ROBERT
发明人
YOPPOLO ROBERT
分类号
H01M2/18
主分类号
H01M2/18
代理机构
代理人
主权项
地址
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