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发明名称
Tidsrelæ.
摘要
申请公布号
DK70881(C)
申请公布日期
1950.04.17
申请号
DK19480000634
申请日期
1948.02.27
申请人
CARL CHRISTIAN KAYSING
发明人
CARL CHRISTIAN KAYSING
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主分类号
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