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发明名称
Microscope
摘要
申请公布号
US2132122(A)
申请公布日期
1938.10.04
申请号
US19350033221
申请日期
1935.07.26
申请人
SPENCER LENS COMPANY
发明人
OTT HARVEY N.
分类号
G02B7/24;G02B21/00
主分类号
G02B7/24
代理机构
代理人
主权项
地址
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