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发明名称
Apparatus for the projection of images
摘要
申请公布号
US2988043(A)
申请公布日期
1961.06.13
申请号
US19570697834
申请日期
1957.11.21
申请人
RICHARD SASSENBERG
发明人
SASSENBERG RICHARD
分类号
G03D15/00
主分类号
G03D15/00
代理机构
代理人
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地址
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