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发明名称
Dry cell
摘要
申请公布号
US2152433(A)
申请公布日期
1939.03.28
申请号
US19350055550
申请日期
1935.12.21
申请人
HENRY HYMAN
发明人
KELLER FREDERICK A.
分类号
H01M2/04
主分类号
H01M2/04
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代理人
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