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发明名称
OPTICAL INSTRUMENT
摘要
申请公布号
CA429656(A)
申请公布日期
1945.08.28
申请号
CAD429656
申请日期
申请人
BAUSCH AND LOMB OPTICAL CO.
发明人
EDWARD F. FLINT
分类号
主分类号
代理机构
代理人
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