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发明名称
Machine for grinding or polishing lenses
摘要
申请公布号
US2214977(A)
申请公布日期
1940.09.17
申请号
US19400325921
申请日期
1940.03.25
申请人
DOUGLAS TAYLOR
发明人
TAYLOR DOUGLAS
分类号
B24B45/00
主分类号
B24B45/00
代理机构
代理人
主权项
地址
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