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发明名称
Photographischer Vergroesserungsapparat mit selbsttaetiger Scharfeinstellung mittels einer Leitkurve
摘要
申请公布号
DE592630(C)
申请公布日期
1934.02.12
申请号
DENDATL080923D
申请日期
申请人
ERNST LEITZ G.M.B.H.
发明人
分类号
G03B27/36
主分类号
G03B27/36
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代理人
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