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发明名称
Petzvalobjektiv
摘要
申请公布号
DE710326(C)
申请公布日期
1941.09.10
申请号
DE1938K151952D
申请日期
1938.09.25
申请人
KODAK AKT.-GES.
发明人
SCHADE WILLY
分类号
G02B9/34
主分类号
G02B9/34
代理机构
代理人
主权项
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