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发明名称
Elektrische Arbeitsplatzbeleuchtung
摘要
申请公布号
DE816833(C)
申请公布日期
1951.10.15
申请号
DE1950A001547
申请日期
1950.04.30
申请人
AHLHEIM ELLA
发明人
AHLHEIM ELLA
分类号
F21V33/00
主分类号
F21V33/00
代理机构
代理人
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地址
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