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发明名称
NEGATIVMESSER.
摘要
申请公布号
DE1646043(U)
申请公布日期
1952.10.30
申请号
DE195200W5909U
申请日期
1952.07.25
申请人
K.H. WEIGAND MESSTECHNIK G.M.B.H.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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