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发明名称
Anstrahlleuchte zur Erzeugung abgegrenzter Lichtfelder
摘要
申请公布号
DE725029(C)
申请公布日期
1942.09.11
申请号
DE1938M143223D
申请日期
1938.11.04
申请人
KOERTING & MATHIESEN AG.
发明人
MESSNER KARL
分类号
F21S13/00
主分类号
F21S13/00
代理机构
代理人
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地址
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