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发明名称
Optical aid for attachment to a human body
摘要
申请公布号
GB2215083(A)
申请公布日期
1989.09.13
申请号
GB19880003525
申请日期
1988.02.16
申请人
GRAHAM * GREEN
发明人
GRAHAM * GREEN
分类号
G02B23/16;G02B25/00
主分类号
G02B23/16
代理机构
代理人
主权项
地址
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