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经营范围
发明名称
Enlarging apparatus
摘要
申请公布号
US2123510(A)
申请公布日期
1938.07.12
申请号
US19360114939
申请日期
1936.12.09
申请人
ERNST LEITZ, G.M.B.H.
发明人
LEITZ LUDWIG;LUZ CHRISTIAN
分类号
G03B27/36
主分类号
G03B27/36
代理机构
代理人
主权项
地址
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