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发明名称
PROJECTION DEVICE FOR PROJECTORS WITH TWIN LENS SYSTEM
摘要
申请公布号
CA722935(A)
申请公布日期
1965.12.07
申请号
CAD722935
申请日期
申请人
KARL L. E. CEDNAS
发明人
KARL L. E. CEDNAS
分类号
主分类号
代理机构
代理人
主权项
地址
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