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发明名称
Sucher fuer photographische Apparate
摘要
申请公布号
DE701920(C)
申请公布日期
1941.01.27
申请号
DE193900L6909D
申请日期
1939.01.24
申请人
ERNST LEITZ G.M.B.H.
发明人
FRICKE DR. HANS;BROSCHKE HEINRICH
分类号
G02B23/14
主分类号
G02B23/14
代理机构
代理人
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