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发明名称
Improvements in lighting devices for microscopes
摘要
申请公布号
GB392077(A)
申请公布日期
1933.05.11
申请号
GB19320030126
申请日期
1932.10.27
申请人
THE GENERAL ELECTRIC COMPANY LIMITED
发明人
分类号
G02B21/06
主分类号
G02B21/06
代理机构
代理人
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