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发明名称
Fremgangsmaade til elektrolytisk Fremstilling af svære Isolationslag paa Aluminium og Aluminiumlegeringer.
摘要
申请公布号
DK42153(C)
申请公布日期
1930.05.05
申请号
DKD42153
申请日期
1929.05.18
申请人
DR. ERNST WOLFGANG KUETTNER
发明人
DR. ERNST WOLFGANG KUETTNER
分类号
主分类号
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代理人
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