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发明名称
Battery-condition indicator
摘要
申请公布号
US1744064(A)
申请公布日期
1930.01.21
申请号
US19280279832
申请日期
1928.05.22
申请人
ZAGARINO WILLIAM C;MCDONALD MARSHALL T
发明人
ZAGARINO WILLIAM C.;MCDONALD MARSHALL T.
分类号
G01F23/60;H01M10/48
主分类号
G01F23/60
代理机构
代理人
主权项
地址
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