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经营范围
发明名称
Fremgangsmaade ved Fremstilling af Metaltuber.
摘要
申请公布号
DK57915(C)
申请公布日期
1940.08.26
申请号
DKD57915
申请日期
1938.08.06
申请人
OTTO JOHANNES BRUUN
发明人
OTTO JOHANNES BRUUN
分类号
主分类号
代理机构
代理人
主权项
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