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发明名称
Fremgangsmaade til Fremstilling af forædlet Batteribrunsten af Raabrunsten med et lavt Indhold af Mangandioksyd.
摘要
申请公布号
DK66628(C)
申请公布日期
1948.04.19
申请号
DK19430000998
申请日期
1943.04.08
申请人
ACCUMULATOREN-FABRIK AKTIENGESELLSCHAFT
发明人
分类号
主分类号
代理机构
代理人
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