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发明名称
FASSUNG FUER EIN OBJEKTIV MIT VERAENDERLICHER BRENNWEITE
摘要
申请公布号
DE3232509(A1)
申请公布日期
1983.03.17
申请号
DE19823232509
申请日期
1982.09.01
申请人
CANON K.K.
发明人
KAMATA,SHIGERU
分类号
G03B5/00;G02B7/04;G02B7/10;G02B7/105;(IPC1-7):G02B7/10
主分类号
G03B5/00
代理机构
代理人
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