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发明名称
ELEKTRISCHE GLUEHLAMPE.
摘要
申请公布号
DE1653171(U)
申请公布日期
1953.04.02
申请号
DE195200B9245U
申请日期
1952.06.11
申请人
KONRAD BOTTKE
发明人
KONRAD BOTTKE
分类号
主分类号
代理机构
代理人
主权项
地址
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