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发明名称
A COVER OF A HINGE FOR SPECTACLES
摘要
申请公布号
GB1219136(A)
申请公布日期
1971.01.13
申请号
GB19680046632
申请日期
1968.10.01
申请人
MIYAMOTO MEGANE KOJO LIMITED
发明人
YOJI MIYAMOTO
分类号
G02C5/22
主分类号
G02C5/22
代理机构
代理人
主权项
地址
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