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发明名称
SPECTACLES
摘要
申请公布号
JPS55100527(A)
申请公布日期
1980.07.31
申请号
JP19790007566
申请日期
1979.01.24
申请人
CANON KK
发明人
SATOU HIROSHI
分类号
G02C7/10
主分类号
G02C7/10
代理机构
代理人
主权项
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