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发明名称
Adjustable lens holder
摘要
申请公布号
US1944567(A)
申请公布日期
1934.01.23
申请号
US19330662979
申请日期
1933.03.27
申请人
MILLINGTON THOMAS E
发明人
MILLINGTON THOMAS E.
分类号
G02B25/00
主分类号
G02B25/00
代理机构
代理人
主权项
地址
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