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发明名称
Apparatus for blocking lenses
摘要
申请公布号
US2509211(A)
申请公布日期
1950.05.30
申请号
US19470757628
申请日期
1947.06.27
申请人
CLEMENT GEORGE A
发明人
CLEMENT GEORGE A.
分类号
B24B13/005
主分类号
B24B13/005
代理机构
代理人
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