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发明名称
LEUCHTENDER LICHTSCHALTER.
摘要
申请公布号
DE1669776(U)
申请公布日期
1954.01.07
申请号
DE195300H2657U
申请日期
1953.10.15
申请人
HEINRICH HEHMANN
发明人
HEINRICH HEHMANN
分类号
主分类号
代理机构
代理人
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