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发明名称
Improvements in instruments for testing vision
摘要
申请公布号
GB830141(A)
申请公布日期
1960.03.09
申请号
GB19560003417
申请日期
1956.02.03
申请人
HARRY MAURICE FELIX ASHER
发明人
分类号
A61B3/02
主分类号
A61B3/02
代理机构
代理人
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