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发明名称
Halbschattenvorrichtung
摘要
申请公布号
DE828928(C)
申请公布日期
1952.01.21
申请号
DE1951L008152
申请日期
1951.01.24
申请人
ERNST LEITZ G.M.B.H.
发明人
MEDENBACH DR. KARL
分类号
G01J4/02
主分类号
G01J4/02
代理机构
代理人
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