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发明名称
LIEGE.
摘要
申请公布号
DE1740939(U)
申请公布日期
1957.03.07
申请号
DE195600K3834U
申请日期
1956.10.09
申请人
ERNST KIRCHHOFF
发明人
ERNST KIRCHHOFF
分类号
主分类号
代理机构
代理人
主权项
地址
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