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经营范围
发明名称
Aspheric surface generator
摘要
申请公布号
US3273289(A)
申请公布日期
1966.09.20
申请号
US19630309356
申请日期
1963.09.16
申请人
DIETZ RALPH W;BENNETT HAROLD E
发明人
DIETZ RALPH W.;BENNETT HAROLD E.
分类号
B24B13/06
主分类号
B24B13/06
代理机构
代理人
主权项
地址
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