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发明名称
Verfahren zum Impraegnieren eines poroesen Kohlenstabes fuer galvanische Elemente
摘要
申请公布号
DE568633(C)
申请公布日期
1933.01.21
申请号
DE1928N029065D
申请日期
1928.07.15
申请人
NATIONAL CARBON COMPANY, INC.
发明人
分类号
H01M6/08
主分类号
H01M6/08
代理机构
代理人
主权项
地址
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