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发明名称
Apparatus for grinding lenses
摘要
申请公布号
US2545447(A)
申请公布日期
1951.03.20
申请号
US19470757626
申请日期
1947.06.27
申请人
GENERAL OPTICAL COMPANY, INC.
发明人
CLEMENT GEORGE A.
分类号
B24B13/005
主分类号
B24B13/005
代理机构
代理人
主权项
地址
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