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发明名称
Aus vier Gliedern bestehendes Gaussobjektiv grosser Apertur
摘要
申请公布号
DE1100311(B)
申请公布日期
1961.02.23
申请号
DE1955C010518
申请日期
1955.01.03
申请人
CANON CAMERA COMPANY
发明人
ITO HIROSHI
分类号
G02B9/34
主分类号
G02B9/34
代理机构
代理人
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