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发明名称
Basisentfernungsmesser fuer photographische Zwecke
摘要
申请公布号
DE694128(C)
申请公布日期
1940.07.25
申请号
DE1933O020862D
申请日期
1933.09.22
申请人
OPTISCHE WERKE G. RODENSTOCK
发明人
分类号
G03B13/20
主分类号
G03B13/20
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代理人
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