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发明名称
VARIABLE POWER FINDER OPTICAL SYSTEM
摘要
申请公布号
JPH01309020(A)
申请公布日期
1989.12.13
申请号
JP19880140760
申请日期
1988.06.07
申请人
MINOLTA CAMERA CO LTD
发明人
MUKAI HIROSHI;KASAI ICHIRO
分类号
G03B13/12;G02B23/14;G02B25/00
主分类号
G03B13/12
代理机构
代理人
主权项
地址
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