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发明名称
Projektionseinrichtung fuer Pruef- und Messzwecke
摘要
申请公布号
DE745733(C)
申请公布日期
1944.11.27
申请号
DE1939L097299D
申请日期
1939.03.03
申请人
发明人
分类号
G02B21/00
主分类号
G02B21/00
代理机构
代理人
主权项
地址
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