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发明名称
MUNDLAMPE ZUR SCHATTENFREIEN BELEUCHTUNG DER MUNDHOEHLE.
摘要
申请公布号
DE1663935(U)
申请公布日期
1953.09.24
申请号
DE195300E4340U
申请日期
1953.07.04
申请人
KURT EFFNER;HANS SPREINE
发明人
KURT EFFNER;HANS SPREINE
分类号
主分类号
代理机构
代理人
主权项
地址
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