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经营范围
发明名称
Photographisches Vergroesserungsgeraet
摘要
申请公布号
DE807054(C)
申请公布日期
1951.06.25
申请号
DE1948P025929
申请日期
1948.12.22
申请人
ERNST LEITZ G.M.B.H.
发明人
LUZ CHRISTIAN
分类号
G03B27/56
主分类号
G03B27/56
代理机构
代理人
主权项
地址
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