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发明名称
OPTICAL FUNCTION DEVICE
摘要
申请公布号
JPH0287123(A)
申请公布日期
1990.03.28
申请号
JP19880238902
申请日期
1988.09.26
申请人
CANON INC
发明人
HANDA YUICHI
分类号
G02B5/18;G02F1/35
主分类号
G02B5/18
代理机构
代理人
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地址
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