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发明名称
Radiomodtagekobling med optisk Afstemningsindikator.
摘要
申请公布号
DK57834(C)
申请公布日期
1940.07.29
申请号
DKD57834
申请日期
1937.11.30
申请人
EGON ANDREAS KRISTIANSEN
发明人
EGON ANDREAS KRISTIANSEN
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主分类号
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