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发明名称
Machine for beading silver chloride plates
摘要
申请公布号
US2622271(A)
申请公布日期
1952.12.23
申请号
US19460664386
申请日期
1946.04.23
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
GENT EDGAR W.;WERRING WALTER W.
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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