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经营范围
发明名称
ZOOM LENS
摘要
申请公布号
JPH02195311(A)
申请公布日期
1990.08.01
申请号
JP19890014833
申请日期
1989.01.24
申请人
CANON INC
发明人
YAMAUCHI HARUHIKO
分类号
G02B7/04
主分类号
G02B7/04
代理机构
代理人
主权项
地址
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