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发明名称
OPTICAL DEVICES HAVING MULTI-CURVED SURFACES
摘要
申请公布号
CA610268(A)
申请公布日期
1960.12.13
申请号
CAD610268
申请日期
申请人
ERNST W. HOFFMEISTER
发明人
ERNST W. HOFFMEISTER
分类号
主分类号
代理机构
代理人
主权项
地址
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